14CFR vol3 part121 - 249 pages

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Subpart E - Approval of Routes: Domestic
(b) The provisions of this subpart
121.91 Applicability.
121.93 Route requirements: General.
121.95 Route width.
121.97 Airports: Required data.
121.99 Communications facilities - domestic
121.101 Weather reporting facilities.
121.103 En route navigation facilities.
121.105 Servicing and maintenance facilities.
121.106 ETOPS Alternate Airport: Rescue
121.107 Dispatch centers.
Subpart F - Approval of Areas and Routes
121.111 Applicability.
121.113 Area and route requirements: General.
121.115 Route width.
121.117 Airports: Required data.
121.119 Weather reporting facilities.
121.121 En route navigation facilities.
121.122 Communications facilities - supplemental operations.
121.123 Servicing maintenance facilities.
...
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14 CFR Ch. I (1-1-18 Edition)
121.181 Airplanes: Reciprocating enginepowered: En route lim...
121.183 Part 25 airplanes with four or more
121.185 Airplanes: Reciprocating enginepowered: Landing limi...
121.187 Airplanes: Reciprocating enginepowered: Landing limi...
121.189 Airplanes: Turbine engine powered:
121.191 Airplanes: Turbine engine powered:
121.193 Airplanes: Turbine engine powered:
121.195 Airplanes: Turbine engine powered:
121.197 Airplanes: Turbine engine powered:
121.198 Cargo service airplanes: Increased
121.199 Nontransport category airplanes:
121.201 Nontransport category airplanes: En
121.203 Nontransport category airplanes:
121.205 Nontransport category airplanes:
121.207 Provisionally certificated airplanes:
121.255 Flammable fluids.
121.257 Shutoff means.
121.259 Lines and fittings.
121.261 Vent and drain lines.
121.263 Fire-extinguishing systems.
...
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121.331 Supplemental oxygen requirements
121.333 Supplemental oxygen for emergency
121.335 Equipment standards.
121.337 Protective breathing equipment.
121.339 Emergency equipment for extended
121.340 Emergency flotation means.
121.341 Equipment for operations in icing
121.342 Pitot heat indication systems.
121.343 Flight data recorders.
121.344 Digital flight data recorders for
121.344a Digital flight data recorders for 10-
19 seat airplanes.
121.345 Radio equipment.
121.346 Flight data recorders: filtered data.
121.347 Communication
121.349 Communication
121.351 Communication
121.353 Emergency equipment for operations
121.354 Terrain awareness and warning system.
121.355 Equipment for operations on which
121.356 Collision Avoidance System.
...
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14 CFR Ch. I (1-1-18 Edition)
121.415 Crewmember and dispatcher training
121.417 Crewmember emergency training.
121.418 Differences training and related aircraft difference...
121.419 Pilots and flight engineers: Initial,
121.420 [Reserved]
121.421 Flight attendants: Initial and transition ground tra...
121.422 Aircraft dispatchers: Initial and
121.423 Pilot: Extended Envelope Training.
121.424 Pilots: Initial, transition and upgrade flight train...
121.425 Flight engineers: Initial and transition flight trai...
121.426 [Reserved]
121.427 Recurrent training.
121.429 [Reserved]
121.473
Subpart R - Flight Time Limitations: Flag
121.480 Applicability.
121.481 Flight time limitations: One or two
121.483 Flight time limitations: Two pilots
121.485 Flight time limitations: Three or
121.487 Flight time limitations: Pilots not
...
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121.542 Flight crewmember duties.
121.543 Flight crewmembers at controls.
121.544 Pilot monitoring.
121.545 Manipulation of controls.
121.547 Admission to flight deck.
121.548 Aviation safety inspector-s credentials: Admission t...
121.548a DOD Commercial Air Carrier Evaluator-s Credential.
121.549 Flying equipment.
121.550 Secret Service Agents: Admission to
121.551 Restriction or suspension of operation: Domestic and...
121.553 Restriction or suspension of operation: Supplemental...
121.555 Compliance with approved routes
121.557 Emergencies: Domestic and flag operations.
121.559 Emergencies: Supplemental operations.
121.561 Reporting potentially hazardous meteorological condi...
121.563 Reporting mechanical irregularities.
121.565 Engine inoperative: Landing; reporting.
121.567 Instrument approach procedures and
121.569 Equipment interchange: Domestic
121.570 Airplane evacuation capability.
121.571 Briefing passengers before takeoff.
...
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14 CFR Ch. I (1-1-18 Edition)
121.647 Factors for computing fuel required.
121.649 Takeoff and landing weather minimums: VFR: Domestic ...
121.651 Takeoff and landing weather minimums: IFR: All certi...
121.652 Landing weather minimums: IFR:
121.653 [Reserved]
121.655 Applicability of reported weather
121.657 Flight altitude rules.
121.659 Initial approach altitude: Domestic
121.661 Initial approach altitude: Flag operations.
121.663 Responsibility for dispatch release:
121.665 Load manifest.
121.667 Flight plan: VFR and IFR: Supplemental operations.
121.805 Crewmember training for in-flight
Subpart Y - Advanced Qualification
121.901 Purpose and eligibility.
121.903 General requirements for Advanced
121.905 Confidential commercial information
121.907 Definitions.
121.909 Approval of Advanced Qualification
121.911 Indoctrination curriculum.
...
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Section 121.1
Subpart A - General
Section 121.1
40113, 40119, 41706, 42301 preceding note added
44701-44702, 44705, 44709-44711, 44713, 44716-
44717, 44722, 44729, 44732; 46105; Pub. L. 111-216,
124 Stat. 2348 (49 U.S.C. 44701 note); Pub. L.
112-95 126 Stat 62 (49 U.S.C. 44732 note).
50-2, see part 91 of this chapter.
71, see part 91 of this chapter.
(a) The domestic, flag, and supplemental operations of each ...
(b) Each person employed or used by
(c) Each person who applies for provisional approval of an A...
14 CFR part 121, and each person employed or used by an air ...
(d) Nonstop Commercial Air Tours
121.458 and 121.459, and with the provisions of part 136, su...
(e) Each person who is on board an
97, see part 91 of this chapter.
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Section 121.2
14 CFR Ch. I (1-1-18 Edition)
(c) Regular or accelerated compliance.
(e), and (i) of this section, each certificate holder descri...
(a)(1) of this section shall comply with
(d) Delayed compliance dates. Unless
(i) December 20, 1997:
Section 121.157(f), the Airplane Performance
(f) Each person who is an applicant
(g) This part also establishes requirements for operators to...
13, 2007; Amdt. 121-336, 72 FR 63411, Nov. 8,
2007]
Section 121.2 Compliance schedule for operators that transit...
(a) Applicability. This section applies
14 CFR part 121 before January 19, 1996,
(i) Nontransport category turbopropeller powered airplanes t...
10-19 seats;
19, 1996, applies for or obtains an initial
(b) Obtaining operations specifications.
(a)(1)(ii), or (a)(1)(iii) of this section in
11:40 Jan 24, 2018
...
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Section 121.2
12,
1999:
121.310(b)(1), Interior emergency exit
(i) December 20, 1997:
(e) Newly manufactured airplanes. No
10-19 seats:
(i) Manufactured on or after March
20, 1997:
12, 1999: Section 121.310(b)(1), Interior
20, 1997: Section 121.305(j), Third attitude indicator.
(f) New type certification requirements.
(g) Transition plan. Before March 19,
1996 each certificate holder described in
(h) Continuing requirements. A certificate holder described ...
(i) Any training or qualification obtained by a crewmember u...
11:40 Jan 24, 2018
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Section 121.4
14 CFR Ch. I (1-1-18 Edition)
26, 1996; Amdt. 121-256, 61 FR 30434, June 14,
1996; Amdt. 121-262, 62 FR 13256, Mar. 19, 1997;
Section 121.4 Applicability of rules to unauthorized operato...
20, 1995]
Section 121.7 Definitions.
2007]
Section 121.9
(a) No person may make, or cause to
11:40 Jan 24, 2018
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Section 121.95
(b) The commission by any person of
Subpart D - Rules Governing All
Subpart E - Approval of Routes:
31, 1964, unless otherwise noted.
Section 121.91 Applicability.
Section 121.93 Route requirements: General.
(a) Each certificate holder conducting domestic or flag oper...
2013]
Section 121.11 Rules applicable to operations
(b) Paragraph (a) of this section does
Section 121.15 Carriage of narcotic drugs,
1965; Amdt. 121-253, 61 FR 2610, Jan. 26, 1996]
Subpart B - Certification Rules for
Section 121.95 Route width.
(a) Approved routes and route segments over U.S. Federal air...
Subpart C - Certification Rules for
11:40 Jan 24, 2018
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Section 121.97
14 CFR Ch. I (1-1-18 Edition)
(i) Location.
(i) Those affecting takeoff and landing performance computat...
(i) Departure procedure.
(i) Runway visual range measurement equipment.
(c) If the certificate-holding district
(b) Any route widths of other approved routes determined by ...
26, 1996]
Section 121.97 Airports: Required data.
(a) Each certificate holder conducting domestic or flag oper...
(b) Each certificate holder conducting domestic or flag oper...
(i) Facilities.
15, 2008, for ETOPS beyond 180 minutes
(v) Air traffic facilities.
(i) Dimensions.
10, 1980; Amdt. 121-207, 54 FR 39293, Sept. 25,
1989; Amdt. 121-253, 61 FR 2610, Jan. 26, 1996;
Section 121.99 Communications
(a) Each certificate holder conducting domestic or flag oper...
11:40 Jan 24, 2018
...
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Section 121.103
(b) Except in an emergency, for all
(c) Each certificate holder conducting flag operations must ...
(d) Except as provided in paragraph
(e) of this section, after February 15,
2008 for ETOPS beyond 180 minutes,
(e) Operators of two-engine turbinepowered airplanes with 20...
16, 2007; Amdt. 121-333, 72 FR 31680, June 7,
2007]
Section 121.101 Weather reporting facilities.
(a) Each certificate holder conducting domestic or flag oper...
(b) Except as provided in paragraph
(d) of this section, no certificate holder
(c) Each certificate holder conducting domestic or flag oper...
(d) Each certificate holder conducting domestic or flag oper...
28, 1971; Amdt. 121-134, 42 FR 27573, May 31,
1977; Amdt. 121-253, 61 FR 2610, Jan. 26, 1996]
Section 121.103 En route navigation facilities.
(a) Except as provided in paragraph
(b) of this section, each certificate
11:40 Jan 24, 2018
...
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Section 121.105
14 CFR Ch. I (1-1-18 Edition)
(b) Navigation aids are not required
(b) If the equipment and personnel required in paragraph (a)...
2007]
2007]
Section 121.107
Section 121.105 Servicing and maintenance
Subpart F - Approval of Areas and
Section 121.106 ETOPS Alternate Airport:
31, 1964, unless otherwise noted.
(a) Except as provided in paragraph
(b) of this section, the following rescue
Section 121.111
Section 121.113 Area and route requirements:
(a) Each certificate holder conducting supplemental operatio...
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Section 121.117
(b) Notwithstanding paragraph (a)(4)
Section 121.117 Airports: Required data.
(a) No certificate holder conducting
(b) Each certificate holder conducting supplemental operatio...
(i) Facilities.
(v) Air traffic facilities.
(i) Dimensions.
(i) Location.
(i) Those affecting takeoff and landing performance computat...
(i) Departure procedure.
(i) Runway visual range measurement equipment.
(c) If the certificate-holding district
26, 1996]
Section 121.115
(a) Routes and route segments over
(b) Any route widths of other routes
26, 1996]
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Section 121.119
14 CFR Ch. I (1-1-18 Edition)
(b) Navigation aids are not required
10, 1980; Amdt. 121-207, 54 FR 39293, Sept. 25,
1989; Amdt. 121-253, 61 FR 2610, Jan. 26, 1996]
2007]
Section 121.122 Communications facilities - 
(a) Each certificate holder conducting supplemental operatio...
Section 121.351(c).
(b) Except as provided in paragraph
(d) of this section, each certificate
(c) Except as provided in paragraph
(d) of this section, for ETOPS beyond
180 minutes each certificate holder
Section 121.119 Weather reporting facilities.
(a) No certificate holder conducting
(b) Each certificate holder conducting supplemental operatio...
28, 1971; Amdt. 121-253, 61 FR 2611, Jan. 26,
1996]
Section 121.121 En route navigation facilities.
(a) Except as provided in paragraph
...
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Section 121.127
(d) Operators of turbine engine powered airplanes do not nee...
(b) A certificate holder conducting
(c) A flight following system need not
(d) The certificate holder-s operations specifications speci...
26, 1996]
Section 121.127 Flight following system; requirements.
(a) Each certificate holder conducting supplemental operatio...
(i) The flight crew of each aircraft;
(b) The certificate holder conducting
2007]
Section 121.123
Section 121.125
(a) Each certificate holder conducting supplemental operatio...
(i) To ensure the proper monitoring
11:40 Jan 24, 2018
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Section 121.131
14 CFR Ch. I (1-1-18 Edition)
(i) Its location (domestic and flag operations only);
(v) Landing and takeoff minimums;
26, 1996]
Subpart G - Manual Requirements
Section 121.131
Section 121.133
(a) Each certificate holder shall prepare and keep current a...
(b) For the purpose of this subpart,
Section 121.135
(a) Each manual required by Section 121.133
(b) The manual may be in two or
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Section 121.135
(i) For ETOPS greater than 180 minutes a specific passenger ...
171 through 180 or that appear to contain undeclared hazardo...
175.33) are complied with; and
180 are properly handled, packaged, and
(c) Each certificate holder shall
11:40 Jan 24, 2018
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Section 121.137
14 CFR Ch. I (1-1-18 Edition)
(b) If a certificate holder conducting
7, 1973; Amdt. 121-106, 38 FR 22377, Aug. 20,
1973; Amdt. 121-143, 43 FR 22641, May 25, 1978;
121-329, 72 FR 1879, Jan. 16, 2007]
Section 121.137 Distribution and availability.
(a) Each certificate holder shall furnish copies of the manu...
Section 121.133 (and the changes and additions
(b) Each person to whom a manual or
(c) For the purpose of complying with
1970; Amdt. 121-253, 61 FR 2611, Jan. 26, 1996;
Section 121.141
1970; Amdt. 121-162, 45 FR 46739, July 10, 1980;
(a) Each certificate holder shall keep
(b) In each airplane required to have
(a) of this section, the certificate holder shall carry eith...
Section 121.133, the certificate holder may revise the opera...
Section 121.139 Requirements for manual
(a) Except is provided in paragraph
(b) of this section, each certificate
...
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Section 121.157
Section 121.151 Applicability.
Section 121.153 Aircraft requirements: General.
(a) Except as provided in paragraph
(c) of this section, no certificate holder
(b) A certificate holder may use an
(c) A certificate holder may operate
16, 1980]
Section 121.155
Section 121.157 Aircraft
(a) Airplanes certificated before July 1,
1942. No certificate holder may operate
25.75 and Section 121.173(a), (b), (d), and (e) of
(b) Airplanes certificated after June 30,
1942. Except as provided in paragraphs
(c), (d), (e), and (f) of this section, no
(b), (d), and (e).
(c) C-46 type airplanes: passenger-carrying operations. No c...
4b, as in effect July 20, 1950, and the requirements of Sect...
(e), except that - 
4b.490
...
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Section 121.157
14 CFR Ch. I (1-1-18 Edition)
4b.484(a)(1), as in effect July 20, 1950,
(e), and was type certificated in the
(f) Other nontransport category airplanes. No certificate ho...
(b), (d), and (e), was manufactured before March 20, 1997, a...
(i) The airplane was type certificated
1970, and meets special conditions
23, 14 CFR part 23.
(g) Certain newly manufactured airplanes. No certificate hol...
(h) Newly type certificated airplanes.
(d) C-46 type airplanes: cargo operations. No certificate ho...
48,000 pounds;
(i) It is powered by a type and model
(e) Commuter category airplanes. Except as provided in parag...
1995, unless it meets the applicable requirements of Section...
20, 1995; Amdt. 121-256, 61 FR 30434, June 14,
1996]
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Section 121.163
Section 121.159 Single-engine airplanes prohibited.
10, 1980; Amdt. 121-251, 60 FR 65927, Dec. 20,
1995; Amdt. 121-329, 72 FR 1879, Jan. 16, 2007]
Section 121.161 Airplane limitations: Type of
Section 121.162 ETOPS Type Design Approval Basis.
(a) For a two-engine airplane, that is
14, 2007.
(b) For a two-engine airplane, that is
(c) For a two-engine airplane approved for ETOPS beyond 180 ...
(d) For an airplane with more than 2
(a) Except as provided in paragraph
(e) of this section, unless approved by
(b) Except as provided in paragraph
(c) of this section, no certificate holder
440, CV-580, CV-600, CV-640, or Martin
404) in an extended overwater operation
(c) Until December 20, 2010, a certificate holder may operat...
(d) Unless authorized by the Administrator based on the char...
(e) Operators of turbine-engine powered airplanes with more ...
2007]
...
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Section 121.171
14 CFR Ch. I (1-1-18 Edition)
(b) Proving tests for kinds of operations.
(c) Proving tests for materially altered
(d) Definition of materially altered. For
(e) No certificate holder may carry
Subpart I - Airplane Performance
31, 1964; 30 FR 130, Jan. 7, 1965, unless otherwise noted.
Section 121.171
(a) This subpart prescribes airplane
(b) For purposes of this part, effective
(c) For the purposes of this subpart,
19, 1968; 34 FR 13468, Aug. 21, 1969; Amdt. 121-
162, 45 FR 46739, July 10, 1980; Amdt. 121-251,
60 FR 65927, Dec. 20, 1995]
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Section 121.175
(f) The Administrator may authorize
(g) The ten-mile width specified in
20 miles, when operating VFR or where
20, 1976]
Section 121.173 General.
(a) Except as provided in paragraph
(c) of this section, each certificate
(b) Except as provided in paragraph
(c) of this section, each certificate
121.197, except that when it operates - 
1959, but previously type certificated
Section 121.157(f), the certificate holder may
(c) Each certificate holder operating
121.205 and any determination of compliance must be based on...
(d) The performance data in the Airplane Flight Manual appli...
(e) Except as provided in paragraph
(c) of this section, no person may take
20, 1995]
Section 121.175 Airplanes: Reciprocating engine-powered: Wei...
(a) No person may take off a reciprocating engine powered ai...
...
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Section 121.177
14 CFR Ch. I (1-1-18 Edition)
(f) This section does not apply to
(b) This section does not apply to airplanes certificated un...
(c) This section does not apply to
20, 1995]
Section 121.177 Airplanes: Reciprocating engine-powered: Tak...
(a) No person operating a reciprocating engine powered airpl...
50 feet, as indicated by the takeoff path
(b) In applying this section, corrections must be made for t...
(c) This section does not apply to
20, 1995]
Section 121.181 Airplanes: Reciprocating engine-powered: En ...
(a) Except as provided in paragraph
(b) of this section, no person operating
0.026 Vso2.
(b) In place of the requirements of
(c) If an approved procedure under
19, 1980; Amdt. 121-251, 60 FR 65928, Dec. 20,
1995]
Section 121.179 Airplanes: Reciprocating engine-powered: En ...
...
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Section 121.183
1,000 feet above the airport used as an
(d) This section does not apply to
Section 121.183 Part 25 airplanes with four
(a) No person may operate an airplane certificated under par...
0.013) at an altitude of 1,000 feet above
(b) For the purposes of paragraph
(a)(2) of this section, it is assumed
1,000 feet directly over that airport.
121-251, 60 FR 65928, Dec. 20, 1995]
121-251, 60 FR 65928, Dec. 20, 1995]
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Section 121.185
14 CFR Ch. I (1-1-18 Edition)
(b) This section does not apply to
Section 121.185 Airplanes: Reciprocating engine-powered: Lan...
(a) Except as provided in paragraph
(b) of this section no person operating
(b) An airplane that would be prohibited from being taken of...
(c) This section does not apply to
121-251, 60 FR 65928, Dec. 20, 1995]
Section 121.189 Airplanes: Turbine engine
(a) No person operating a turbine engine powered airplane ma...
(b) No person operating a turbine engine powered airplane ce...
1959 (SR422, 422A), may take off that
(c) No person operating a turbine engine powered airplane ce...
(d) No person operating a turbine engine powered airplane ma...
121-251, 60 FR 65928, Dec. 20, 1995]
Section 121.187 Airplanes: Reciprocating engine-powered: Lan...
(a) No person may list an airport as
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Section 121.191
422A, 422B), that allows a net takeoff
(e)
(f) For the purposes of this section, it
(g) For the purposes of this section
Section 121.191 Airplanes: Turbine engine
(a) No person operating a turbine engine powered airplane ma...
29, 1959 (SR 422B) there is a positive
30, 1958 (SR 422A, 422B), with a positive
(b) For the purposes of paragraph
(a)(2) of this section, it is assumed
18, 1998]
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Section 121.193
14 CFR Ch. I (1-1-18 Edition)
(b) Aircraft certificated after September
30, 1958, but before August 30, 1959 (SR
422A). No person may operate a turbine
Section 121.197, with a net flight path (considering the amb...
1,000 feet above all terrain and obstructions within 5 miles...
2,000 feet, whichever is higher.
121-143, 43 FR 22641, May 25, 1978]
Section 121.193 Airplanes: Turbine engine
(a) Airplanes certificated after August
26, 1957, but before October 1, 1958 (SR
422). No person may operate a turbine
Section 121.197, with a net flight path (considering the amb...
1,000 feet above all terrain and obstructions within five mi...
5,000 feet, whichever is higher.
(c) Aircraft certificated after August 29,
1959 (SR 422B). No person may operate
1,000 feet directly over the airport, and
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...
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Section 121.195
Section 121.197, with the net flight path (considering the a...
(i) The two engines fail at the most
(v) The consumption of fuel and oil
(c) A turbopropeller powered airplane
(d) Unless, based on a showing of actual operating landing t...
(e) A turbojet powered airplane that
Section 121.195 Airplanes: Turbine engine
(a) No person operating a turbine engine powered airplane ma...
(b) Except as provided in paragraph
(c), (d), or (e) of this section, no person
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Section 121.197
14 CFR Ch. I (1-1-18 Edition)
(c) No zero fuel weight may be increased by more than five p...
(d) Each airplane must be inspected
(e) Each airplane operated under this
(f) The Airplane Flight Manual for
(g) Except as provided for the carrying of persons under Sec...
1965]
Section 121.197 Airplanes: Turbine engine
1965; Amdt. 121-179, 47 FR 33390, Aug. 2, 1982]
Section 121.198 Cargo service airplanes: Increased zero fuel...
(a) Notwithstanding the applicable
(b) The zero fuel weight (maximum
Section 121.199 Nontransport category airplanes: Takeoff lim...
(a) No person operating a nontransport category airplane may...
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Section 121.203
(b) For the purposes of this section - 
(c) For the purposes of this section, it
20, 1976]
Section 121.201 Nontransport category airplanes: En route li...
(a) Except as provided in paragraph
(b) of this section, no person operating
(b) Notwithstanding paragraph (a) of
Section 121.203 Nontransport category airplanes: Landing lim...
(a) No person operating a nontransport category airplane may...
(i) With the greatest effective length
(b) For the purposes of this section,
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Section 121.205
14 CFR Ch. I (1-1-18 Edition)
(b) Except as provided in paragraph
(d) of this section, each airplane type
(c) Each certificate holder must comply with the requirement...
(d) If the Administrator determines
(e) No person may operate under this
1964, unless the airplane meets the special airworthiness re...
Section 121.293.
Section 121.205 Nontransport category airplanes: Landing lim...
Section 121.207 Provisionally certificated airplanes: Operat...
Section 91.317 of this chapter, the following
(a) In addition to crewmembers, each
(b) Each certificate holder shall keep
Subpart J - Special Airworthiness
31, 1964, unless otherwise noted.
Section 121.215
(a) Except as provided in Section 121.312,
(b) Materials must be at least flash
(c) The wall and ceiling linings and
(d) Each compartment where smoking is to be allowed must be ...
...
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Section 121.221
(c) Class B. Cargo and baggage compartments are classified i...
(d) Class C. Cargo and baggage compartments are classified i...
(e) Class D. Cargo and baggage compartments are classified i...
Section 121.217 Internal doors.
Section 121.219 Ventilation.
Section 121.221 Fire precautions.
(a) Each compartment must be designed so that, when used for...
(b) Class A. Cargo and baggage compartments are classified i...
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Section 121.223
14 CFR Ch. I (1-1-18 Edition)
(f) Class E. On airplanes used for the
Section 121.225 Propeller deicing fluid.
Section 121.227 Pressure cross-feed arrangements.
(a) Pressure cross-feed lines may not
(b) Lines that can be isolated from
Section 121.229 Location of fuel tanks.
(a) Fuel tanks must be located in accordance with Section 12...
(b) No part of the engine nacelle skin
(c) Fuel tanks must be isolated from
Section 121.223 Proof of compliance with
Section 121.221.
Section 121.221 that refer to compartment accessibility, the...
Section 121.231 Fuel system lines and fittings.
(a) Fuel lines must be installed and
(b) Lines connected to components of
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Section 121.251
(c) Flexible connections in lines that
(d) Flexible hose must be of an acceptable type or proven su...
(b) Engine breathers must discharge
(c) Engine breathers may not discharge into the engine air i...
Section 121.233 Fuel lines and fittings in designated fire z...
Section 121.259.
Section 121.245 Fire walls.
Section 121.235 Fuel valves.
(a) Comply with Section 121.257;
(b) Have positive stops or suitable
(c) Be supported so that loads resulting from its operation ...
Section 121.247 Fire-wall construction.
(a) Be so made that no hazardous
(b) Have all openings in the fire wall
(c) Be made of fireproof material; and
(d) Be protected against corrosion.
Section 121.237 Oil lines and fittings in designated fire zo...
Section 121.259.
Section 121.239 Oil valves.
(a) Each oil valve must - 
...
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Section 121.253
14 CFR Ch. I (1-1-18 Edition)
Section 121.259 Lines and fittings.
(a) Each line, and its fittings, that is
(b) Lines and fittings that are not
Section 121.253 Powerplant fire protection.
(a) Designated fire zones must be protected from fire by com...
(b) Designated fire zones are - 
Section 121.255 Flammable fluids.
(a) No tanks or reservoirs that are a
(b) At least one-half inch of clear airspace must be provide...
Section 121.261 Vent and drain lines.
Section 121.263 Fire-extinguishing systems.
(a) Unless the certificate holder
(b) Materials in the fire-extinguishing system must not reac...
Section 121.257 Shutoff means.
(a) Each engine must have a means
(b) The shutoff means must allow an
(c) Shutoff means must be located
(d) Adequate provisions must be
Section 121.265 Fire-extinguishing agents.
...
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Section 121.283
Section 121.277 Protection of other airplane
(a) Except as provided in paragraph
(b) of this section, all airplane surfaces
(b) Paragraph (a) of this section does
Section 121.267 Extinguishing
Section 121.279
Section 121.269 Extinguishing
Section 121.271 Fire-extinguishing
(a) Except as provided in paragraph
(b) of this section, each component of a
(b) Connections that are subject to
Section 121.281
(a) Each airplane fuel system must be
(b) A separate fuel tank need not be
Section 121.273 Fire-detector systems.
(a) Except as provided in paragraph
(b) of this section, each airplane must
(b) In the case of turbine engine installations, a means of ...
Section 121.283
Section 121.275 Fire detectors.
...
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Section 121.285
14 CFR Ch. I (1-1-18 Edition)
Section 121.285 Carriage of cargo in passenger compartments.
(a) Except as provided in paragraph
(b), (c), or (d) or this section, no certificate holder may ...
(b) Cargo may be carried anywhere in
(c) Cargo may be carried aft of a
Section 25.561(b)(3) and is loaded as follows:
(d) Cargo, including carry-on baggage, may be carried anywhe...
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Section 121.291
(b) The warning system required by
(c) The flap position sensing unit
2, 1982; Amdt. 121-251, 60 FR 65928, Dec. 20,
1995]
Section 121.291 Demonstration of emergency
Section 121.287 Carriage of cargo in cargo
Section 121.289 Landing gear: Aural warning
(a) Except for airplanes that comply
1965; Amdt. 121-130, 41 FR 47229, Oct. 28, 1976;
121-251, 60 FR 65929, Dec. 20, 1995]
(a) Except as provided in paragraph
(a)(1) of this section, each certificate
1978.
(b) Each certificate holder conducting operations with airpl...
11:40 Jan 24, 2018
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Section 121.293
14 CFR Ch. I (1-1-18 Edition)
(c) In conducting the partial demonstration required by para...
50 percent of the required non-floorlevel emergency exits wh...
Section 121.397, and deploy 50 percent of the
(d) Each certificate holder operating
(e) For a type and model airplane for
26, 1993; Amdt. 121-251, 60 FR 65929, Dec. 20,
1995; Amdt. 121-307, 69 FR 67499, Nov. 17, 2004]
Section 121.293 Special
14 CFR 25.703. However, the takeoff
Section 121.295
28, 2008]
Subpart K - Instrument and
31, 1964, unless otherwise noted.
11:40 Jan 24, 2018
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Section 121.301
Section 121.305
Section 121.303 Airplane
(a) Unless otherwise specified, the instrument and equipment...
(b) Instruments and equipment required by SectionSection 121...
121.803 must be approved and installed
(c) Each airspeed indicator must be
(d) Except as provided in SectionSection 121.627(b)
121.360, and 121.803 for all operations,
25, 1968; Amdt. 121-65, 35 FR 12709, Aug. 11,
1970; Amdt. 121-114, 39 FR 44440, Dec. 24, 1974;
121-281, 66 FR 19043, Apr. 12, 2001]
Section 121.305 Flight
(a) An airspeed indicating system
(b) A sensitive altimeter.
(c) A sweep-second hand clock (or approved equivalent).
(d) A free-air temperature indicator.
(e) A gyroscopic bank and pitch indicator (artificial horizo...
(f) A gyroscopic rate-of-turn indicator combined with an int...
(g) A gyroscopic direction indicator
(h) A magnetic compass.
...
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Section 121.306
14 CFR Ch. I (1-1-18 Edition)
1970; Amdt. 121-60, 35 FR 7108, May 6, 1970;
121-130, 41 FR 47229, Oct. 28, 1976; Amdt. 121-
230, 58 FR 12158, Mar. 3, 1993; Amdt. 121-251, 60
13256, Mar. 19, 1997]
Section 121.306 Portable electronic devices.
(a) Except as provided in paragraph
(b) of this section, no person may operate, nor may any oper...
(b) Paragraph (a) of this section does
Section 121.574; or
(c) The determination required by
1999, as amended by Docket FAA-2014-0554,
Section 121.307 Engine instruments.
(a) A carburetor air temperature indicator for each engine.
(b) A cylinder head temperature indicator for each air-coole...
(c) A fuel pressure indicator for each
(d) A fuel flowmeter or fuel mixture
(e) A means for indicating fuel quantity in each fuel tank t...
(f) A manifold pressure indicator for
(g) An oil pressure indicator for each
...
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Section 121.309
(b) Except as provided in paragraph
(c) of this section, no person may operate a passenger-carry...
(c) Until December 22, 1997, a certificate holder described ...
(d) After December 22, 1997, no person
Section 121.309
(a) General: No person may operate
(b) Each item of emergency and flotation equipment listed in...
(c) Hand fire extinguishers for crew,
(i) For airplanes having passenger
11:40 Jan 24, 2018
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Section 121.310
14 CFR Ch. I (1-1-18 Edition)
61 through 200 .................................
201 through 300 ...............................
301 through 400 ...............................
401 through 500 ...............................
501 through 600 ...............................
601 or more .....................................
(d) [Reserved]
(e) Crash ax. Except for nontransport
(f) Megaphones. Each passenger-carrying airplane must have a...
Section 121.310 Additional emergency equipment.
(a) Means for emergency evacuation.
Section 121.291(a). This paragraph does not
...
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Section 121.310
(i) Above the aisle near each overthe-wing passenger emergen...
(i) Except as provided in paragraph
(b)(2)(iii) of this section, for an airplane for which the a...
1, 1972, each passenger emergency exit
1972, each passenger emergency exit
250 microlamberts.
160 microlamberts. The color may be
(c) Lighting for interior emergency exit
26, 1986, include floor proximity emergency escape path mark...
1984.
(d) Emergency light operation. Except
(i) Be operable manually both from
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Section 121.310
14 CFR Ch. I (1-1-18 Edition)
10 minutes at the critical ambient conditions after emergenc...
(e) Emergency exit operating handles.
1972, the location of each passenger
30 inches. In addition, for each Type I
(i) A red arrow with a shaft at least
1972, the location of each passenger
(f) Emergency exit access. Access to
(i) For an airplane for which the application for the type c...
Section 25.813(c) of this chapter in effect on
11:40 Jan 24, 2018
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Section 121.310
Section 25.813(c)(1)(i) or (ii) without a reduction in the t...
Section 25.813(c)(1)(i) or (ii) is impractical and
(v) The Manager of the Transport
3, 1992, if it is determined that special
2006, that incorporates a door installed
(g) Exterior exit markings. Each passenger emergency exit an...
(h) Exterior emergency lighting and escape route. (1) Except...
11:40 Jan 24, 2018
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Section 121.311
14 CFR Ch. I (1-1-18 Edition)
(i) For an airplane for which the application for the type c...
(i) For an airplane for which the application for the type c...
(i) Floor level exits. Each floor level
46 inches, each passenger ventral exit
(j) Additional emergency exits. Approved emergency exits in ...
(k) On each large passenger-carrying
(l) Emergency exit features. (1) Each
Section 25.813(b)(6)(ii) in effect on November
26, 2007.
(m) Except for an airplane used in operations under this par...
1987, and having an emergency exit
(n) Portable lights. No person may operate a passenger-carry...
Section 121.311 Seats, safety belts, and shoulder harnesses.
(a) No person may operate an airplane unless there are avail...
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Section 121.311
(b) Except as provided in this paragraph, each person on boa...
(b)(2)(i) of this section, provided:
(i) The child is accompanied by a parent, guardian, or atten...
(b)(2)(ii)(D) of this section, the approved child restraint ...
Section 21.305(d) (2010 ed.) of this chapter may
Section 121.311(b)(2)(ii)(C)(3)
Section 121.311(b)(2)(ii)(C)(4),
(c) Except as provided in paragraph
(c)(3) of this section, the following prohibitions apply to ...
Section 121.311(b)(2)(ii)(C)(3)
Section 121.311(b)(2)(ii)(C)(4), no certificate
11:40 Jan 24, 2018
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Section 121.311
14 CFR Ch. I (1-1-18 Edition)
(c)(1) of this section, no certificate
(i) The child holds a ticket for an approved seat or berth o...
(b)(2)(i) of this section are met;
(b)(2)(iii) of this section are met; and
(b)(2)(ii)(A)
(b)(2)(ii)(C) of this section.
(d) Each sideward facing seat must
(e) Except as provided in paragraphs
(e)(1) through (e)(3) of this section, no
Section 121.310(f)(3).
(f) No person may operate a transport
(g) Each flight attendant must have a
Section 121.391.
(h) Each occupant of a seat equipped
(i) At each unoccupied seat, the safety belt and shoulder ha...
11:40 Jan 24, 2018
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Section 121.312
(j) After October 27, 2009, no person
1958 and manufactured on or after October 27, 2009 in passen...
Section 25.562 in effect on or after June 16,
1988.
(k) Seat dimension disclosure. (1) Each
Section 121.312 Materials for compartment
(a) All interior materials; transport category airplanes and...
Section 25.853 of this chapter in effect as follows, or late...
20, 1990. Except as provided in paragraph (a)(3)(ii) of this...
19, 1988, but prior to August 20, 1990,
100 kilowatts per square meter.
6, 1995 (formerly Section 25.853(a-1)(see app. L
1988).
1972 - (i) Airplane for which the application for type certi...
Section 25.853(d), on or after that date, except
11:40 Jan 24, 2018
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Section 121.312
14 CFR Ch. I (1-1-18 Edition)
1990. Each airplane that was type certificated after January...
Section 25.853(d) in effect March 6, 1995 (formerly Section ...
(a)(3)(ii) of this section for specific
1)) (see app. L of this part) may be used
(a)(1)(ii), (a)(3)(i), or (a)(3)(ii) of this
(b) Seat cushions. Seat cushions, except those on flight cre...
26, 1984, on each airplane as follows:
1964.
(c) All interior materials; airplanes type
41 of 14 CFR part 21. No person may operate an airplane that...
12,500 pounds unless the airplane meets
(d) All interior materials; other airplanes. For each materi...
(e) Thermal/acoustic insulation materials. For transport cat...
1, 1958:
2, 2005, the insulation must meet the
Section 25.856 of this chapter, effective September 2, 2003,...
(i) Of a blanket construction or
11:40 Jan 24, 2018
...
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Section 121.313
31, 2003; Amdt. 121-320, 70 FR 77752, Dec. 30,
2005; Amdt. 121-330, 72 FR 1442, Jan. 12, 2007]
Section 121.313 Miscellaneous equipment.
(a) If protective fuses are installed on
(b) A windshield wiper or equivalent
(c) A power supply and distribution
25.1431(b) or that is able to produce and
(d) A means for indicating the adequacy of the power being s...
(e) Two independent static pressure
(f) A door between the passenger and
(g) A key for each door that separates a passenger compartme...
(h) A placard on each door that is the
(i) A means for the crew, in an emergency to unlock each doo...
(j) After April 9, 2003, for airplanes
11:40 Jan 24, 2018
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Section 121.314
14 CFR Ch. I (1-1-18 Edition)
(i) Each such door must meet the requirements of Section 25....
(k) Except for all-cargo operations as
1965; Amdt. 121-251, 60 FR 65931, Dec. 20, 1995;
121-299, 68 FR 42881, July 18, 2003; Amdt. 121-
334, 72 FR 45635, Aug. 15, 2007; Amdt. 121-353,
76 FR 7488, Feb. 10, 2011]
Section 121.314 Cargo and baggage compartments.
(a) Each Class C or Class D compartment, as defined in Secti...
(b) For compliance with paragraph
(a) of this section, the term  - liner -  includes any desig...
(c) After March 19, 2001, each Class D
(d) Reports of conversions and retrofits.
(i) The serial number of each airplane
11:40 Jan 24, 2018
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Section 121.317
Section 121.315
(a) Each certificate holder shall provide an approved cockpi...
(b) The approved procedures must include each item necessary...
(c) The approved procedures must be
Section 121.316
30, 1991, must meet the requirements of
Section 25.963(e) of this chapter in effect on
Section 121.317 Passenger information requirements, smoking ...
(a) Except as provided in paragraph
(l) of this section, no person may operate an airplane unles...
(b) Except as provided in paragraph
(l) of this section, the  - Fasten Seat
(c) No person may operate an airplane on a flight on which s...
(d) No person may operate a passenger-carrying airplane unde...
(e) No person may operate an airplane unless there is instal...
(f) Each passenger required by
Section 121.311(b) to occupy a seat or berth
(g) No person may smoke while a  - No
(i) During airplane movement on the
11:40 Jan 24, 2018
...
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Section 121.318
14 CFR Ch. I (1-1-18 Edition)
(i) Smoking on the flight deck is not
(h) No person may smoke in any airplane lavatory.
(i) No person may tamper with, disable, or destroy any smoke...
(j) On flight segments other than
(k) Each passenger shall comply with
(l) A certificate holder may operate a
20, 1997, if it is equipped with at least
2, 1988; Amdt. 121-213, 55 FR 8367, Mar. 7, 1990;
Section 121.318
(a) Is capable of operation independent of the crewmember in...
(b) Is approved in accordance with
Section 21.305 of this chapter;
(c) Is accessible for immediate use
(d) For each required floor-level passenger emergency exit w...
(e) Is capable of operation within 10
(f) Is audible at all passenger seats,
(g) For transport category airplanes
1990, meets the requirements of Section 25.1423
Section 121.319
...
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Section 121.321
(i) It must be accessible for use at
11, 1975; Amdt. 121-149, 43 FR 50602, Oct. 30,
1978; Amdt. 121-178, 47 FR 13316, Mar. 29, 1982;
Section 121.321 Operations in icing.
60,000 pounds in conditions conducive
(a) When operating in conditions conducive to airframe icing...
(i) The airframe ice protection system must be activated aut...
(i) The airframe ice protection system must be activated whe...
(i) When operating in conditions conducive to airframe icing...
11:40 Jan 24, 2018
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Section 121.323
14 CFR Ch. I (1-1-18 Edition)
Section 121.133 must be initiated.
(b) If the procedures specified in
(c) Procedures necessary for safe operation of the airframe ...
(a)(1) or (2) of this section, or
(a)(3) of this section.
(d) Procedures for operation of the
(e) System installations used to comply with paragraph (a)(1...
2013]
Section 121.323 Instruments and equipment
121.321 and 121.803:
(a) Position lights.
(b) An anti-collision light.
(c) Two landing lights, except that
(d) Instrument lights providing
(e) An airspeed-indicating system
(f) A sensitive altimeter.
20, 1995; Amdt. 121-281, 66 FR 19043, Apr. 12,
2001]
Section 121.325 Instruments and equipment
...
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Section 121.329
12, 2001]
Section 121.327 Supplemental oxygen: Reciprocating engine po...
(a) General. Except where supplemental oxygen is provided in...
(b) Crewmembers. (1) At cabin pressure
12,000 feet, oxygen must be provided
(c) Passengers. Each certificate holder
(d) For the purposes of this subpart
Section 121.329 Supplemental oxygen for sustenance: Turbine ...
(a) General. When operating a turbine
11:40 Jan 24, 2018
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Section 121.331
14 CFR Ch. I (1-1-18 Edition)
(b) Crewmembers. Each certificate
10,000 feet, up to and including 12,000
12,000 feet, oxygen must be provided
(c) Passengers. Each certificate holder
Section 121.331 Supplemental
(a) When operating a reciprocating
(b) For crewmembers. When operating
10,000 feet. The oxygen required by
Section 121.337 may be considered in determining the supplem...
(c) For passengers. When operating at
11:40 Jan 24, 2018
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Section 121.333
(i) For that part of the flight that is
14,000 feet, enough oxygen for 30 minutes for 10 percent of ...
14,000 feet, and to comply with
Section 121.327(c) (2) and (3) for flight above
14,000 feet.
(d) For the purposes of this section it
20, 1976]
Section 121.333 Supplemental
(a) General. When operating a turbine
(b) through (e) of this section in the
(b) Crewmembers. When operating at
10,000 feet. The oxygen required in the
Section 121.337 may be included in determining the supply re...
(c) Use of oxygen masks by flight crewmembers. (1) When oper...
(i) The one pilot need not wear and
350.
11:40 Jan 24, 2018
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Section 121.335
14 CFR Ch. I (1-1-18 Edition)
(d) Use of portable oxygen equipment by
2005 each mask used for portable oxygen equipment must be co...
250, one of the following is required:
(e) Passenger cabin occupants. When
14,000 feet or less within four minutes,
Section 121.329(c) (2) and (3), except that there
(f) Passenger briefing. Before flight is
30, 1965; Amdt. 121-132, 41 FR 55475, Dec. 20,
1976; Amdt. 121-262, 62 FR 13256, Mar. 19, 1997;
62 FR 15570, Apr. 1, 1997; Amdt. 121-306, 69 FR
62789, Oct. 27, 2004]
Section 121.335 Equipment standards.
(a) Reciprocating engine powered airplanes. The oxygen appar...
11:40 Jan 24, 2018
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Section 121.337
1950, except that if the certificate holder shows full compl...
(b) Turbine engine powered airplanes.
Section 121.337 Protective breathing equipment.
(a) The certificate holder shall furnish approved protective...
(b) Pressurized and nonpressurized
(i) The equipment must supply
(b) and (c) of this chapter.
11:40 Jan 24, 2018
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Section 121.339
14 CFR Ch. I (1-1-18 Edition)
(i) One PBE is required for each hand
(c) Equipment preflight. (1) Before
(i) For other than chemical oxygen
22, 1989; Amdt. 121-212, 55 FR 5551, Feb. 15,
1990; Amdt. 121-218, 55 FR 31565, Aug. 2, 1990;
Section 121.339 Emergency equipment for extended over-water ...
(a) Except where the Administrator,
11:40 Jan 24, 2018
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Section 121.341
(b) The required life rafts, life preservers, and survival t...
(c) A survival kit, appropriately
30, 1969; Amdt. 121-79, 36 FR 18724, Sept. 21,
1971; Amdt. 121-93, 37 FR 14294, June 19, 1972
Section 121.340
(a) Except as provided in paragraph
(b) of this section, no person may operate an airplane in an...
Section 121.339(a)(1) or with an approved flotation means fo...
(b) Upon application by the air carrier or commercial operat...
1967; Amdt. 121-251, 60 FR 65932, Dec. 20, 1995]
Section 121.341 Equipment for operations in
(a) Except as permitted in paragraph
(c)(2) of this section, unless an airplane
(b) No person may operate an airplane in icing conditions at...
(c) Non-transport category airplanes
(d) If current weather reports and
11:40 Jan 24, 2018
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Section 121.342
14 CFR Ch. I (1-1-18 Edition)
20, 1995]
Section 121.342
20, 1999, a nontransport category airplane type certificated...
31, 1964, that is equipped with a flight
Section 121.343
(a) Except as provided in paragraphs
(b), (c), (d), (e), and (f) of this section,
(b) No person may operate a large
(c) Except as provided in paragraph
(l) of this section, no person may operate an airplane speci...
(b) of this section unless it is equipped,
(d) No person may operate an airplane specified in paragraph...
26, 1989, as well as airplanes specified in
30, 1969, unless it is equipped with one
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Section 121.343
(e) After October 11, 1991, no person
(f) After October 11, 1991, no person
(a) of this section that has been type
1991, unless it is equipped with one or
(g) Whenever a flight recorder required by this section is i...
(h) Except as provided in paragraph
(i) of this section, and except for recorded data erased as ...
Section 121.359(a). A total of 1 hour of recorded
60 days.
(i) In the event of an accident or occurrence that requires ...
(j) Each flight recorder required by
Section 25.1459 of this chapter in effect on August 31, 1977...
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Section 121.344
14 CFR Ch. I (1-1-18 Edition)
(k) Each flight recorder required by
(l) No person may operate an airplane
(m) After August 20, 2001, this section
11, 1988; Amdt. 121-238, 59 FR 26900, May 24,
1994; Amdt. 121-338, 73 FR 12565, Mar. 7, 2008]
Section 121.344 Digital flight data recorders
(a) Except as provided in paragraph
(l) of this section, no person may operate under this part a...
11:40 Jan 24, 2018
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Section 121.344
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Section 121.344
14 CFR Ch. I (1-1-18 Edition)
(b) For all turbine-engine powered
(i) For airplanes with more than two
(a)(12) through (a)(17) each may be recorded from a single s...
(c) For all turbine-engine powered
1996, with one or more digital data
(d) For all turbine-engine-powered
(e) For all turbine-engine-powered
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Section 121.344
(f) For all turbine-engine-powered
(g) Whenever a flight data recorder
(h) Except as provided in paragraph
(i) of this section, and except for recorded data erased as ...
(i) In the event of an accident or occurrence that requires ...
(j) Each flight data recorder system
(a)(3)(ii) and (a)(7)), (b), (d) and (e) of
(k) Each flight data recorder required
(l) The following airplanes that were
11:40 Jan 24, 2018
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Section 121.344a
14 CFR Ch. I (1-1-18 Edition)
188, Lockheed Martin Model 382 (L-100)
(m) All aircraft subject to the requirements of this section...
Section 25.1459(a)(3), (a)(7), and (a)(8) of this
(n) In addition to all other applicable
737 model airplanes manufactured after
121-300, 68 FR 42936, July 18, 2003; 68 FR 50069,
7, 2008; Amdt. 121-342, 73 FR 73178, Dec. 2,
2008; Amdt. 121-338, 74 FR 32800, July 9, 2009]
Section 121.344a Digital flight data recorders
(a) Except as provided in paragraph
(f) of this section, no person may operate under this part a...
(i) Either the parameter listed in
Section 121.344 (a)(12) or (a)(15) of this part
Section 121.344(a)(14) or (a)(17) of this part
Section 121.344(a)(18) of this part must also be
121.344(a)(22) of this part also must be
1999. A heavy maintenance check is
11:40 Jan 24, 2018
...
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Section 121.345
(b) For a turbine-engine-powered airplanes having a passenge...
20, 2001.
(c) For all turbine-engine-powered
2002,
Section 121.344(a)(1) through (a)(88) of this
(d) Each flight data recorder system
(a)(3)(ii) and (6)), (b), (d) and (e) of this
(e) All airplanes subject to this section are also subject t...
Section 121.344(g) through (k) and Section 121.346.
(f) For airplanes that were manufactured before August 18, 1...
Section 135.152 of this chapter, as appropriate:
(g) All airplanes subject to the requirements of this sectio...
Section 23.1459(a)(3), (a)(6), and (a)(7) or
Section 25.1459(a)(3), (a)(7), and (a)(8) of this
1997, as amended by Amdt. 121-300, 68 FR
42936, July 18, 2003; Amdt. 121-338, 73 FR
12566, Mar. 7, 2008; Amdt. 121-338, 74 FR 32801,
19, 2010]
Section 121.345
(a) No person may operate an airplane unless it is equipped ...
...
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Section 121.346
14 CFR Ch. I (1-1-18 Edition)
(c) ATC transponder equipment installed within the time peri...
(i) Temporary installation of TSOC74b or TSO-C74c substitute...
27, 1972; Amdt. 121-190, 52 FR 3391, Feb. 3,
1987]
Section 121.346 Flight
(a) A flight data signal is filtered
(b) An original sensor signal for any
(c) For a parameter described in
Section 121.344(a) (12) through (17), (42), or (88),
(i) The FAA determine that the procedure and the test result...
Section 121.344(i).
(d) Compliance. Compliance is required as follows:
(i) No later than April 21, 2014, remove the filtering; or
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Section 121.349
Section 121.344(j)(3) of this part.
2010]
Section 121.347 Communication and navigation equipment for o...
(a) No person may operate an airplane under VFR over routes ...
(b) No person may operate an airplane at night under VFR ove...
17, 1991; Amdt. 121-333, 72 FR 31681, June 7,
2007]
Section 121.349 Communication and navigation equipment for o...
(a) Navigation equipment requirements - General. No person m...
(i) Except as provided in paragraph
(c) of this section, two approved independent navigation sys...
(b) Communication equipment requirements. No person may oper...
(b)(1) of this section must have twoway voice communication ...
(c) Use of a single independent navigation system for operat...
11:40 Jan 24, 2018
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Section 121.351
14 CFR Ch. I (1-1-18 Edition)
(d) Use of VOR navigation equipment.
(e) Additional communication system
2007]
Section 121.351 Communication and navigation equipment for e...
(a) Except as provided in paragraph
(c) of this section, no person may conduct an extended over-...
(b) No certificate holder conducting a
(c) Notwithstanding the requirements of paragraph (a) of thi...
26, 1996; Amdt. 121-254, 61 FR 7191, Feb. 26,
1996; Amdt. 121-333, 72 FR 31682, June 7, 2007]
Section 121.353 Emergency equipment for operations over unin...
(a) Suitable pyrotechnic signaling devices.
(b) An approved survival type emergency locator transmitter....
11:40 Jan 24, 2018
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Section 121.356
(c) Enough survival kits, appropriately equipped for the rou...
21, 1971; Amdt. 121-106, 38 FR 22378 Aug. 20,
1973; Amdt. 121-158, 45 FR 38348, June 9, 1980;
Section 121.354 Terrain awareness and warning system.
(a) Airplanes manufactured after March
29, 2002. No person may operate a turbine-powered airplane u...
(b) Airplanes manufactured on or before
29, 2005, unless that airplane is
(c) Airplane Flight Manual. The Airplane Flight Manual shall...
Section 121.355 Equipment for operations on
(a) No certificate holder may conduct
(b) Notwithstanding paragraph (a) of
Section 121.356
(a) Turbine-powered
(i) TCAS II that meets TSO C-119b
11:40 Jan 24, 2018
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Section 121.357
14 CFR Ch. I (1-1-18 Edition)
(b) Passenger or
30 seats.
(c) Piston-powered
1, 2003. If that TCAS II version
6.04A Enhanced no longer can be
7.0), or a later version.
119a (version 6.04A Enhanced), or a
2003]
Section 121.357 Airborne
(a) No person may operate any transport category airplane (e...
(b) [Reserved]
(c) Each person operating an airplane
(d) This section does not apply to airplanes used solely wit...
70 degrees N, and latitude 53 degrees N,
(e) Notwithstanding any other provision of this chapter, an ...
1966; Amdt. 121-130, 41 FR 47229, Oct. 28, 1976;
Section 121.358 Low-altitude windshear system equipment requ...
(a) Airplanes manufactured after January 2, 1991. No person ...
(b) Airplanes manufactured before January 3, 1991. Except as...
...
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Section 121.359
(x) MD-80 series equipped with an
(c) Extension of the compliance date. A
(d) Definitions. For the purposes of
e.g., turbofan-, turbojet-, propfan-, and
Section 121.359
(a) No certificate holder may operate
(b) [Reserved]
(c) The cockpit voice recorder required by paragraph (a) of ...
(i) Be either bright orange or bright
(d) No person may operate a multiengine, turbine-powered air...
Section 23.1457(a)(1) and (2), (b), (c), (d)(1)(i),
Section 25.1457(a)(1) and (2), (b), (c), (d)(1)(i),
(e) No person may operate a multiengine, turbine-powered air...
11:40 Jan 24, 2018
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Section 121.359
14 CFR Ch. I (1-1-18 Edition)
30 seats unless it is equipped with an
Section 25.1457 (except paragraphs (a)(6),
(d)(1)(ii), (4), and (5)) of this chapter, as
(f) In complying with this section, an
(g) For those aircraft equipped to
(h) In the event of an accident or occurrence requiring imme...
(i) By April 7, 2012, all turbine engine-powered airplanes s...
Section 23.1457(d)(6) or Section 25.1457(d)(6) of this
(j) All turbine engine-powered airplanes subject to this sec...
Section 25.1457(a)(6) of this chapter, as applicable.
(k) All airplanes required by this part
11:40 Jan 24, 2018
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Section 121.360
Section 121.367
Subpart L - Maintenance, Preventive Maintenance, and Alterat...
20, 1973]
31, 1964, unless otherwise noted.
Section 121.365 Maintenance,
Section 121.361
(a) Except as provided by paragraph
(b) of this section, this subpart prescribes requirements fo...
(b) The Administrator may amend a
Section 121.363 Responsibility for airworthiness.
(a) Each certificate holder is primarily responsible for - 
(b) A certificate holder may make arrangements with another ...
(a) Each certificate holder that performs any of its mainten...
(b) Each certificate holder that performs any inspections re...
Section 121.369(b)(2) or (3) (in this subpart referred to as...
(c) Each person performing required
1965]
Section 121.367 Maintenance,
(a) Maintenance, preventive maintenance, and alterations per...
11:40 Jan 24, 2018
...
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Section 121.368
14 CFR Ch. I (1-1-18 Edition)
(b) Competent personnel and adequate facilities and equipmen...
(c) Each aircraft released to service
20, 1972]
Section 121.368
(a) A certificate holder may arrange
(i) Essential maintenance that could
(b) Each certificate holder must be
(c) Each maintenance provider must
(d) No maintenance provider may
(e) Each certificate holder who contracts for maintenance, p...
(f) Each certificate holder who contracts for maintenance, p...
Section 121.373(a), contains procedures for
(g) The policies, procedures, methods,
(h) Each certificate holder who contracts for maintenance, p...
11546, Mar. 4, 2015]
Section 121.369
(a) The certificate holder shall put in
11:40 Jan 24, 2018
...
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Section 121.371
(b) The certificate holder-s manual
Section 121.367 that must be followed in performing
(c) The certificate holder must set
1972; Amdt. 121-106, 38 FR 22378, Aug. 20, 1973;
11546, Mar. 4, 2015]
Section 121.371 Required
(a) No person may use any person to
11:40 Jan 24, 2018
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Section 121.373
14 CFR Ch. I (1-1-18 Edition)
(b) No person may allow any person
(c) No person may perform a required
(d) Each certificate holder shall
Section 121.373 Continuing analysis and surveillance.
(a) Each certificate holder shall establish and maintain a s...
(b) Whenever the Administrator finds
(c) A certificate holder may petition
25, 1989; Amdt. 121-253, 61 FR 2611, Jan. 26,
1996]
Section 121.374 Continuous
(a) ETOPS maintenance document. The
(i) List each ETOPS significant system,
(v) Clearly state where referenced
(b) ETOPS pre-departure service check.
(i) Verify the condition of all ETOPS
11:40 Jan 24, 2018
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Section 121.374
(b) only, the following definitions
(i) ETOPS qualified person: A person
Section 43.17(c)(1) of this chapter; or
Section 43.17(c)(2) of this chapter.
(c) Limitations on dual maintenance.
(c)(2), the certificate holder may not
(i) The maintenance action on each
(d) Verification program. The certificate holder must develo...
(e) Task identification. The certificate
11:40 Jan 24, 2018
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Section 121.374
14 CFR Ch. I (1-1-18 Edition)
(f) Centralized maintenance control procedures. The certific...
(g) Parts control program. The certificate holder must devel...
(h) Reliability program. The certificate
(i) IFSDs, except planned IFSDs performed for flight trainin...
(v) Inadvertent fuel loss or unavailability, or uncorrectabl...
(i) Propulsion system monitoring. (1) If
(i) A rate of 0.05 per 1,000 engine
120 minutes.
(j) Engine condition monitoring. (1) The
(k) Oil-consumption monitoring. The
11:40 Jan 24, 2018
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Section 121.379
(l) APU in-flight start program. If the
(m) Maintenance training. For each
(n) Configuration, maintenance, and
(o) Procedural changes. Each substantial change to the maint...
2007, as amended by Amdt. 121-329, 72 FR
7348, Feb. 15, 2007; Amdt. 121-329, 72 FR 26541,
16, 2008]
Section 121.375 Maintenance and preventive
Section 121.377 Maintenance and preventive
Section 121.378
(a) Except for maintenance, preventive maintenance, alterati...
(b) For the purposes of this section, a
1966; Amdt. 121-286, 66 FR 41116, Aug. 6, 2001]
Section 121.379 Authority to perform and approve
(a) A certificate holder may perform,
11:40 Jan 24, 2018
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Section 121.380
14 CFR Ch. I (1-1-18 Edition)
(b) A certificate holder may approve
Section 121.380 Maintenance recording requirements.
(a) Each certificate holder shall keep
Section 121.709 have been met.
(i) The total time in service of the
(b) of this section, the total time in
(v) The identification of the current
(b) A certificate holder need not
1, 1958, until the following, whichever
(c) Each certificate holder shall retain the records require...
(a)(2) of this section shall be retained
(d) The certificate holder shall make
20, 1995; Amdt. 121-321, 71 FR 536, Jan. 4, 2006]
Section 121.380a Transfer of maintenance
(a)
Section 121.380(a)(2).
(b)
Section 121.380(a)(1) which are not included in
11:40 Jan 24, 2018
...
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Section 121.389
Subpart M - Airman and
31, 1964, unless otherwise noted.
Section 121.381
Section 121.383 Airman: Limitations on use of
(a) No certificate holder may use any
(b) Each airman covered by paragraph (a)(2) of this section ...
(c) [Reserved]
(d) No certificate holder may use the
(e) No pilot may serve as a pilot in
25, 1978; Amdt. 121-344, 74 FR 34234, July 15,
2009; Amdt. 121-372, 80 FR 33401, June 12, 2015]
Section 121.385 Composition of flight crew.
(a) No certificate holder may operate
(b) In any case in which this part requires the performance ...
(c) The minimum pilot crew is two
(d) On each flight requiring a flight
29, 1982; Amdt. 121-256, 61 FR 30434, June 14,
1996]
Section 121.387 Flight engineer.
Section 25.1523.
...
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Section 121.391
14 CFR Ch. I (1-1-18 Edition)
(b) Notwithstanding paragraph (a) of
(c) Operations where a flight navigator or special navigatio...
29, 1982]
Section 121.391 Flight attendants.
(a) Except as specified in Section 121.393 and
Section 121.394, each certificate holder must
(b) If, in conducting the emergency
(c) The number of flight attendants
(d) During takeoff and landing, flight
11:40 Jan 24, 2018
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Section 121.394
Section 121.392 Personnel identified as flight
(a) Any person identified by the certificate holder as a fli...
(b) A qualifying flight attendant who
2013]
Section 121.393 Crewmember
(a) On each airplane for which a
Section 121.391(a), the certificate holder must
(i) The airplane engines are shut
(b) On each airplane for which flight
(i) The airplane engines are shut
Section 121.394 Flight
(a) During passenger boarding, on
(i) The flight attendant that leaves
(i) Describes in the manual required
11:40 Jan 24, 2018
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Section 121.395
14 CFR Ch. I (1-1-18 Edition)
(b) During passenger deplaning, on
(c) If only one flight attendant is on
(d) The time spent by any crewmember conducting passenger bo...
2010]
Section 121.395 Aircraft dispatcher: Domestic
Section 121.397 Emergency and
(a) Each certificate holder shall, for
(b) The certificate holder shall describe in its manual the ...
11:40 Jan 24, 2018
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Section 121.401
1965]
Subpart N - Training Program
1970, unless otherwise noted.
Section 121.400 Applicability and terms used.
(a) This subpart prescribes the requirements applicable to e...
(b) For the purpose of this subpart,
(i) Reciprocating powered; and
(c) For the purpose of this subpart,
Section 121.427 or the proficiency check requirements of Sec...
2819, Feb. 11, 1970, as amended by Amdt. 121-
104, 38 FR 14915, June 7, 1973; Amdt. 121-259,
61 FR 34560, July 2, 1996; Amdt. 121-366, 78 FR
67836, Nov. 12, 2013]
Section 121.401 Training program: General.
(a) Each certificate holder shall:
11:40 Jan 24, 2018
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Section 121.402
14 CFR Ch. I (1-1-18 Edition)
(b) Whenever a crewmember or aircraft dispatcher who is requ...
(c) Each instructor, supervisor, or
(d) Training subjects that are applicable to more than one a...
(e) A person who progresses successfully through flight trai...
Section 121.409(c), the Administrator may require the progra...
7, 1973; Amdt. 121-108, 38 FR 35446, Dec. 28,
1973; Amdt. 121-143, 43 FR 22642, May 25, 1978;
Section 121.402 Training program: Special
(a) Other than the certificate holder,
(b) A certificate holder may contract
11:40 Jan 24, 2018
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Section 121.405
121.413 to provide training, testing, and
21, 1997]
Section 121.403 Training
(a) Each certificate holder must prepare and keep current a ...
(b) Each training program curriculum must include:
Section 121.408 as well as other training aids
Section 121.407, including approvals for particular maneuver...
12, 2013]
Section 121.404 Compliance dates: Crew and
Section 121.405 Training program and revision: Initial and f...
(a) To obtain initial and final approval of a training progr...
(b) If the proposed training program
(c) The Administrator grants final
(b) of this section ensures that each
11:40 Jan 24, 2018
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Section 121.406
14 CFR Ch. I (1-1-18 Edition)
(d) In granting initial and final approval of training progr...
Section 121.403 that increase the quality and
(e) Whenever the Administrator finds
(f) Each certificate holder described
Section 121.403 in the manual required by
Section 135.21 of this chapter.
(g) The Administrator may grant a
25, 1989; Amdt. 121-250, 60 FR 65948, Dec. 20,
1995; Amdt. 121-253, 61 FR 2612, Jan. 26, 1996]
Section 121.406 Credit for previous CRM/
(a) For flightcrew members, the Administrator may credit CRM...
(b) For flight attendants, the Administrator may credit CRM ...
(c) For aircraft dispatchers, the Administrator may credit C...
(d) In granting credit for initial
Section 121.407 Training program: Approval
(a) Each airplane simulator and other
(i) Use in the certificate holder-s approved training progra...
11:40 Jan 24, 2018
...
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Section 121.408
(b) A particular airplane simulator or
(c) An airplane simulator may be
(d) An airplane simulator approved
(e) An airplane simulator approved
30, 1980; Amdt. 121-199, 53 FR 37696, Sept. 27,
1988; Amdt. 121-366, 78 FR 67836, Nov. 12, 2013]
Section 121.408 Training equipment other
(a) The Administrator must approve
(b) The certificate holder must demonstrate that the trainin...
(i) The required force, actions and
(c) Training equipment must be
(d) All training equipment must have
(e) No person may use, allow the use
11:40 Jan 24, 2018
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Section 121.409
14 CFR Ch. I (1-1-18 Edition)
(f) Compliance with this section is required no later than M...
2013]
Section 121.409 Training courses using airplane simulators a...
(a) Training courses utilizing airplane simulators and other...
(b) Except for the airline transport
Section 61.156 of this chapter, a course of
Section 121.441 if that course - 
(i) The procedures and maneuvers set
Section 121.412.
(c) The programmed hours of flight
Section 121.424(d); or
Section 121.425(c).
(d) Each certificate holder required
28, 1976; Amdt. 121-144, 43 FR 22646, May 25,
1978; Amdt. 121-199, 53 FR 37696, Sept. 27, 1988;
Section 121.410 Airline transport pilot certification traini...
(a) A certificate holder may obtain
(b) No certificate holder may use a
Section 61.156 of this chapter unless the instructor:
...
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Section 121.411
Section 135.243(a)(1) of this chapter, or as a
(i) The fundamental principles of the
(v) Evaluation.
(i) Proper operation of flight simulator and flight training...
(v) The maneuvers that will be demonstrated in the flight si...
(c) A certificate holder may not issue
(d) A certificate holder must conduct
2013]
Section 121.411 Qualifications: Check airmen
(a) For the purposes of this section
(b) No certificate holder may use a
Section 121.413 including in-flight training and
(c) No certificate holder may use a
11:40 Jan 24, 2018
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Section 121.412
14 CFR Ch. I (1-1-18 Edition)
Section 121.413; and
(d) Completion of the requirements
(e) Check airmen who have reached
(f) A check airman (simulator) must
(g) The flight segments or line-observation program required...
(f) of this section are considered to be
15, 2009; Amdt. 121-366, 78 FR 67837, Nov. 12,
2013]
Section 121.412 Qualifications: Flight instructors (airplane...
(a) For the purposes of this section
(b) No certificate holder may use a
Section 121.414, including in-flight training
11:40 Jan 24, 2018
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Section 121.413
(c) No certificate holder may use a
Section 121.414.
(d) Completion of the requirements
(e) Flight instructors who have
(f) A flight instructor (simulator)
(g) The flight segments or line-observation program required...
(f) of this section is considered completed in the month req...
1997; Amdt. 121-264, 62 FR 23120, Apr. 28, 1997;
Section 121.413 Initial, transition and recurrent training a...
(a) No certificate holder may use a
(b) The observation check required
(c) The initial ground training for
(i) Improper and insufficient training; and
11:40 Jan 24, 2018
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Section 121.413
14 CFR Ch. I (1-1-18 Edition)
(i) Proper operation of the controls
60 of this chapter, for each maneuver
(d) The transition ground training for
(i) Proper operation of the controls
60 of this chapter, for each maneuver
(e) The initial and transition flight
(i) Training and practice in conducting flight checks from t...
(f) The requirements of paragraph (e)
(g) The initial and transition flight
(h) Recurrent ground training for
(i) Compliance with paragraphs (c)(7),
(d)(2), and (h) of this section is required
23120, Apr. 28, 1997; Amdt. 121-366, 78 FR 67838,
11:40 Jan 24, 2018
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Section 121.414
Section 121.414 Initial, transition and recurrent training a...
(a) No certificate holder may use a
(b) The observation check required
(c) The initial ground training for
(i) Improper and insufficient training; and
(i) The fundamental principles of the
(i) Proper operation of the controls
60 of this chapter, for each maneuver
(d) The transition ground training for
(i) Proper operation of the controls
60 of this chapter, for each maneuver
(e) The initial and transition flight
(i) In-flight training and practice in
11:40 Jan 24, 2018
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Section 121.415
14 CFR Ch. I (1-1-18 Edition)
(f) The requirements of paragraph (e)
(g) The initial and transition flight
(h)
(i) Compliance with paragraphs (c)(8),
(d)(2), and (h) of this section is required
121-366, 78 FR 67838, Nov. 12, 2013]
Section 121.415 Crewmember and dispatcher
(a) Each training program must provide the following ground ...
Section 121.401(d), in at least the following - 
(i) Duties and responsibilities of
121.805.
(b) Each training program must provide the flight training s...
(c) Each training program must provide recurrent ground and ...
(d) Each training program must provide the differences train...
(e) Upgrade training as specified in
(f) Particular subjects, maneuvers,
121.425 for transition or upgrade training, as applicable, m...
(g) In addition to initial, transition,
11:40 Jan 24, 2018
...
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Section 121.417
(h) Each training program must include a process to provide ...
(i) Each training program must include methods for remedial ...
(j) Compliance with paragraphs (h)
28, 1976; Amdt. 121-281, 66 FR 19043, Apr. 12,
2001; Amdt. 121-329, 72 FR 1881, Jan. 16, 2007;
Section 121.417 Crewmember
(a) Each training program must provide the emergency trainin...
(b) Emergency training must provide
(i) Equipment used in ditching and
(i) Rapid decompression;
(v) Hijacking and other unusual situations.
(c) Each crewmember must accomplish the following emergency ...
Section 121.433(c) of this part may be accomplished by appro...
(i) At least one approved protective
11:40 Jan 24, 2018
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Section 121.417
14 CFR Ch. I (1-1-18 Edition)
(i) Perform the following emergency
(d) After September 1, 1993, no crewmember may serve in oper...
(c)(1)(i) and (c)(1)(ii) of this section, as
(e) Crewmembers who serve in operations above 25,000 feet mu...
(f) For the purposes of this section
Section 121.417(c).
11:40 Jan 24, 2018
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Section 121.419
Section 121.418 Differences training and related aircraft di...
(a) Differences training. (1) Differences
(i) Instruction in each appropriate
(b) Related aircraft differences training.
(i) Each appropriate subject required
(c) Approved related aircraft differences
(b) of this section, the training required by SectionSection...
121.427, as applicable to flightcrew
12, 2013]
Section 121.419 Pilots and flight engineers:
(a) Except as provided in paragraph
(b) of this section, initial, transition,
(i) The certificate holder-s dispatch
11:40 Jan 24, 2018
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Section 121.419
14 CFR Ch. I (1-1-18 Edition)
(v) Navigation and the use of navigation aids, including ins...
(i) A general description;
(v) Major airplane systems (e.g.,
(x) Each normal and emergency procedure;
(b) Initial ground training for pilots
(i) Dispatch or flight release procedures;
(v) Normal and emergency communication procedures; and
(c) Initial ground training for pilots
(i) Reciprocating powered, 64 hours;
(d) Initial ground training for pilots
Section 121.405:
(i) Reciprocating powered, 54 hours;
(e) Compliance and pilot programmed
(a)(2)(xi) and (a)(2)(xii) of this section
2013, as amended by Amdt. 121-366, 78 FR
67839, Nov. 12, 2013]
11:40 Jan 24, 2018
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Section 121.420
Section 121.422
Section 121.421 Flight attendants: Initial and
(a) Initial and transition ground
(i) The authority of the pilot in command;
(i) A general description of the airplane emphasizing physic...
(b) Initial and transition ground
(c) Initial ground training for flight
Section 121.415(a)
Section 121.405.
(i) Reciprocating powered, 8 hours;
20, 1995]
Section 121.422 Aircraft dispatchers: Initial
(a) Initial and transition ground
(i) Use of communications systems
(v) Joint dispatcher-pilot responsibilities;
(i) A general description of the airplane emphasizing operat...
Section 121.419(a)(2)(vi);
(v) Flight planning including track
(b) Initial and transition ground
11:40 Jan 24, 2018
...
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Section 121.423
14 CFR Ch. I (1-1-18 Edition)
(c) Initial ground training for aircraft dispatchers must co...
Section 121.415(a)
Section 121.405:
(i) Reciprocating powered, 30 hours;
20, 1995]
Section 121.423 Pilot:
(a) Each certificate holder must include in its approved tra...
(b) Extended envelope training must
(c) Extended envelope training must
(d) Recurrent training: Within 24 calendar months preceding ...
(e) Deviation from use of Level C or
(i) A simulator availability assessment, including hours by ...
(f) Compliance with this section is required no later than M...
2013]
Section 121.424 Pilots: Initial, transition, and
(a) Initial, transition, and upgrade
(b) The training required by paragraph (a) of this section m...
11:40 Jan 24, 2018
...
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Section 121.425
Section 121.423(e); and
(c) Except as permitted in paragraph
(d) of this section, the initial flight
(i) Reciprocating powered. Pilot in
(d) If the certificate holder-s approved training program in...
(i) Training and practice in the simulator in at least all o...
(e) Compliance with paragraphs (a)(2)
27, 1988; Amdt. 121-366, 78 FR 67840, Nov. 12,
2013]
Section 121.425 Flight engineers: Initial and
(a) Initial and transition flight training for flight engine...
(i) Preflight inspection;
(b) Except as permitted in paragraph
(c) of this section, the initial flight
11:40 Jan 24, 2018
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Section 121.426
14 CFR Ch. I (1-1-18 Edition)
Section 121.405.
(c) If the certificate holder-s approved training program in...
25, 1978]
Section 121.426
Section 121.427 Recurrent training.
(a) Recurrent training must ensure
(b) Recurrent ground training for
(c) Recurrent ground training for
Section 121.405:
(i) Group I, reciprocating powered
(i) Group I reciprocating powered airplanes, 4 hours;
(i) Group I reciprocating powered airplanes, 8 hours;
(d) Recurrent flight training for
(i) Extended envelope training as required by Section 121.42...
(i) The specified number of inflight
11:40 Jan 24, 2018
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Section 121.433
(e) Compliance and pilot programmed
12, 2019.
1971; Amdt. 121-144, 43 FR 22647, May 25, 1978;
Section 121.429
Subpart O - Crewmember
Section 121.431 Applicability.
(a) This subpart:
135 of this chapter, except that these
135 of this chapter as second in command may meet the requir...
Section 135.245 instead of the requirements of
Section 121.436; and
(b) For the purpose of this subpart,
20, 1995; Amdt. 121-248, 60 FR 20869, Apr. 27,
1995; Amdt. 121-250, 60 FR 65949, Dec. 20, 1995;
2, Jan. 4, 2016]
Section 121.432 General.
(a) Except in the case of operating
(b) No certificate holder may conduct
(c) Except for pilot line checks and
28, 1976; Amdt. 121-366, 78 FR 67840, Nov. 12,
...
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Section 121.434
14 CFR Ch. I (1-1-18 Edition)
Section 121.415.
(b) Differences training. No certificate
(c) Recurrent training. (1) No certificate holder may use an...
(i) For flight crewmembers, the person has satisfactorily co...
(d) For each airplane in which a pilot
Section 121.441(a)(1)(ii) of this part applies.
(e) Notwithstanding paragraphs (c)(2)
Section 121.423 or training in those maneuvers
27, 1972; Amdt. 121-199, 53 FR 37697, Sept. 27,
1988; Amdt. 121-366, 78 FR 67840, Nov. 12, 2013]
Section 121.434 Operating experience, operating cycles, and ...
(a) No certificate holder may use a
11:40 Jan 24, 2018
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Section 121.434
Section 121.418(b).
(i) The Administrator may authorize
Section 121.418(b) of this part and a determination that the...
(a)(4).
(b) In acquiring the operating experience, operating cycles,...
(c) Pilot crewmembers must acquire
(i) Perform the duties of a pilot in
(i) For initial training, 15 hours in
11:40 Jan 24, 2018
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Section 121.434
14 CFR Ch. I (1-1-18 Edition)
Section 121.409(c), each pilot in command
(d) A flight engineer must perform
(e) A flight attendant must, for at
(f) Flight crewmembers may substitute one additional takeoff...
(g) Except as provided in paragraph
(h) of this section, pilot in command
(h) The following exceptions apply to
25, 1995 are not required to repeat the
100 hours of line operating flight time,
11:40 Jan 24, 2018
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Section 121.436
(i) The pilot continues to meet all
(i) A newly certificated certificate
(i) Notwithstanding the reductions in
30, 1971; Amdt. 121-91, 37 FR 10729, May 27,
1972; Amdt. 121-140, 43 FR 9599, Mar. 9, 1978;
Section 121.435
Section 121.436 Pilot Qualification: Certificates and experi...
(a) No certificate holder may use nor
(b) No certificate holder may use nor
(c) For the purpose of satisfying the
(a)(3) of this section, a pilot may credit
500 hours of military flight time obtained as pilot in comma...
(d) Compliance with the requirements of this section is requ...
2013, compliance with the type rating
2016.
2013, as amended by Amdt. 121-365A, 78 FR
77574, Dec. 24, 2013]
11:40 Jan 24, 2018
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Section 121.438
14 CFR Ch. I (1-1-18 Edition)
Section 121.438 Pilot operating limitations
(a) If the second in command has
(i) The prevailing visibility value in
(v) The crosswind component for the
(b) No person may conduct operations under this part unless,...
Section 121.439 Pilot
(a) No certificate holder may use any
90-day period must reestablish recency
(b) of this section.
(b) In addition to meeting all applicable training and check...
(i) At least one takeoff with a simulated failure of the mos...
(c) A required pilot flight crewmember who performs the manu...
11:40 Jan 24, 2018
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Section 121.441
(d) When using a simulator to accomplish any of the requirem...
(e) A check airman who observes the
(f) Deviation authority based upon
(i) Identification of aircraft operated
(f).
5, 1978; Amdt. 121-179, 47 FR 33390, Aug. 2,
1982; Amdt. 121-366, 78 FR 67841, Nov. 12, 2013]
Section 121.440
(a) No certificate holder may use any
(b) A pilot in command line check for
(c) A pilot in command line check for
25, 1978; Amdt. 121-253, 61 FR 2612, Jan. 26,
1996; Amdt. 121-344, 74 FR 34235, July 15, 2009;
Section 121.441
(a) No certificate holder may use any
(i) Before March 12, 2019,
6 calendar months, either a proficiency
11:40 Jan 24, 2018
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Section 121.441
14 CFR Ch. I (1-1-18 Edition)
6 calendar months, either a proficiency
(i) Within the preceding 24 calendar
Section 121.409.
(b) Except as provided in paragraphs
(c) and (d) of this section, a proficiency
(c) An approved airplane simulator or
(d) A person giving a proficiency
(e) If the pilot being checked fails
(f) Deviation authority based upon
(i) Identification of aircraft operated
11:40 Jan 24, 2018
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Section 121.445
(f).
10, 1973, Amdt. 121-108, 38 FR 35446, Dec. 28,
1973; Amdt. 121-144, 43 FR 22648, May 25, 1978;
90983, Dec. 16, 2016; Amdt. 121-377A, 81 FR
95860, Dec. 29, 2016]
Section 121.443 Pilot in command qualification: Route and ai...
(a) Each certificate holder shall provide a system acceptabl...
(b) No certificate holder may use any
Section 121.445 Pilot in command airport
(a) The Administrator may determine that certain airports (d...
(b) Except as provided in paragraph
(c) of this section, no certificate holder
(c) Paragraph (b) of this section does
(d) No certificate holder may use any
11:40 Jan 24, 2018
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Section 121.447
14 CFR Ch. I (1-1-18 Edition)
Section 121.447
Section 121.453 Flight engineer qualifications.
(a) No certificate holder may use any
(b) A flight check given in accordance with Section 121.425(...
Subpart P - Aircraft Dispatcher
Section 121.461 Applicability.
(a) Qualifications and duty time limitations for aircraft di...
(b) Duty period limitations and rest
Section 121.463 Aircraft dispatcher qualifications.
(a) No certificate holder conducting
(b) No certificate holder conducting
(c) No certificate holder conducting
11:40 Jan 24, 2018
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Section 121.467
Section 121.407 for the group. However, if the
(d) No certificate holder conducting
(e) For the purposes of this section,
20, 1995]
Section 121.465 Aircraft dispatcher duty time
(a) Each certificate holder conducting domestic or flag oper...
(b) Except in cases where circumstances or emergency conditi...
(c) Notwithstanding paragraphs (a)
Section 121.467 Flight attendant duty period
(a) For purposes of this section - 
11:40 Jan 24, 2018
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Section 121.467
14 CFR Ch. I (1-1-18 Edition)
(b) Except as provided in paragraph
(c) of this section, a certificate holder
(b)(4), (b)(5), and (b)(6) of this section,
(b)(3) of this section, a flight attendant
(b)(1) of this section must be given a
(b)(8) of this section, a flight attendant
(b)(5), and (b)(6) of this section, must be
12 consecutive hours. This rest period
(b)(4), (b)(5), and (b)(6) of this section, if
11:40 Jan 24, 2018
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Section 121.467
(c) Notwithstanding paragraph (b) of
(i) Apply to all flight attendants used
(c)(1) of this section and that had been
26, 1996; Amdt. 121-357, 77 FR 402, Jan. 4, 2012;
11:40 Jan 24, 2018
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Section 121.470
14 CFR Ch. I (1-1-18 Edition)
Subpart Q - Flight Time Limitations
18, 1985, unless otherwise noted.
Section 121.470
(a) Certificate holders conducting operations with airplanes...
(b) Certificate holders conducting
(c) A certificate holder may apply
2012; Amdt. 121-357, 78 FR 69288, Nov. 19, 2013]
Section 121.471 Flight time limitations and
(a) No certificate holder conducting
(b) Except as provided in paragraph
(c) of this section, no certificate holder
(c) A certificate holder may schedule
(b)(1) of this section may be scheduled
(b)(2) of this section may be scheduled
(b)(3) of this section may be scheduled
11:40 Jan 24, 2018
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Section 121.481
(d) Each certificate holder conducting domestic operations s...
(e) No certificate holder conducting
(f) Time spent in transportation, not
(g) A flight crewmember is not considered to be scheduled fo...
26, 1996]
Section 121.473 Fatigue
(a) No certificate holder may exceed
(b) The Fatigue Risk Management
2012]
Subpart R - Flight Time Limitations:
31, 1964; 30 FR 3639, Mar. 19, 1965, unless otherwise noted.
Section 121.480
(a) Certificate holders conducting operations with airplanes...
(b) A certificate holder may apply
2012]
Section 121.481 Flight time limitations: One
(a) A certificate holder conducting
11:40 Jan 24, 2018
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Section 121.483
14 CFR Ch. I (1-1-18 Edition)
(b) If a certificate holder conducting
(c) Each pilot who has flown more
(d) No pilot may fly more than 32
(e) No pilot may fly as a member of
(f) No pilot may fly as a member of a
12-calendar-month period.
121-253, 61 FR 2612, Jan. 26, 1996]
Section 121.483 Flight time limitations: Two
(a) No certificate holder conducting
(b) If a pilot has flown 20 or more
24 consecutive hours of rest during any
(c) No pilot may fly as a flight crewmember more than - 
121-253, 61 FR 2612, Jan. 26, 1996]
Section 121.485 Flight time limitations: Three
(a) Each certificate holder conducting flag operations shall...
(b) The certificate holder conducting
(c) No pilot may fly as a flight crewmember more than - 
121-253, 61 FR 2612, Jan. 26, 1996]
Section 121.487 Flight time limitations: Pilots
...
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Section 121.500
(c) Except for a pilot covered by paragraph (b) of this sect...
(d) The quarterly flight time limitations for a pilot to who...
(b) and (c) of this section do not apply
(e) The monthly and quarterly flight
1, 1977]
Section 121.489 Flight time limitations: Other
Section 121.491 Flight
Section 121.493 Flight
(a) In any operation in which one
Section 121.483 apply to that flight engineer or
(b) In any operation in which more
Section 121.495 Fatigue risk management
(a) No certificate holder may exceed
(b) The Fatigue Risk Management
2012]
Subpart S - Flight Time Limitations:
31, 1964; 30 FR 3639, Mar. 19, 1965, unless otherwise noted.
Section 121.500 Applicability.
(a) Certificate holders conducting operations with airplanes...
(b) A certificate holder may apply
...
Page 132 - pdf   html   txt
Section 121.503
14 CFR Ch. I (1-1-18 Edition)
2012]
Section 121.503 Flight time limitations: Pilots: airplanes.
(a) A certificate holder conducting
(b) Each pilot who has flown more
16 hours of rest before being assigned
(c) Each certificate holder conducting supplemental operatio...
(d) No pilot may fly as a crewmember
(e) No pilot may fly as a crewmember
(f) Notwithstanding paragraph (a) of
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.505 Flight time limitations: Two
(a) If a certificate holder conducting
(b) No pilot of an airplane that has a
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.507 Flight time limitations: Three
(a) No certificate holder conducting
(b) No pilot of an airplane that has a
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.509 Flight time limitations: Four
...
Page 133 - pdf   html   txt
Section 121.523
(b) No pilot of an airplane that has a
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.511 Flight
(a) In any operation in which one
(b) In any operation in which more
Section 121.509 apply in place of those in
Section 121.505.
Section 121.513 Flight time limitations: Overseas and intern...
(a) Between a place in the 48 contiguous States and the Dist...
(b) Between any two places outside
(c) Between two places within the
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.515 Flight time limitations: All
Section 121.517 Flight time limitations: Other
Section 121.519 Flight
Section 121.521 Flight time limitations: Crew
(a) No certificate holder conducting
(b) If an airman has been aloft as a
(c) No airman may be aloft as a flight
1966; Amdt. 121-253, 61 FR 2613, Jan. 26, 1996]
...
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Section 121.525
14 CFR Ch. I (1-1-18 Edition)
(c) No certificate holder conducting
(d) If a flight crewmember is required
(e) Each certificate holder conducting supplemental operatio...
(f) No airman may be aloft as a flight
121-253, 61 FR 2613, Jan. 26, 1996]
Section 121.525 Flight time limitations: Pilots
(a) This section applies to each pilot
(b) The flight time limitations for a
(c) Except for a pilot covered by paragraph (b) of this sect...
(d) The flight time limitations for a
Section 121.523.
(e) The flight time limitations for a
Section 121.527 Fatigue
(a) No certificate holder may exceed
(b) The Fatigue Risk Management
11:40 Jan 24, 2018
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Section 121.537
2012]
Subpart T - Flight Operations
31, 1964, unless otherwise noted.
Section 121.531
Section 121.533 Responsibility
(a) Each certificate holder conducting domestic operations i...
(b) The pilot in command and the aircraft dispatcher are joi...
(c) The aircraft dispatcher is responsible for - 
(d) Each pilot in command of an aircraft is, during flight t...
(e) Each pilot in command has full
26, 1996]
Section 121.535 Responsibility
(a) Each certificate holder conducting flag operations is re...
(b) The pilot in command and the aircraft dispatcher are joi...
(c) The aircraft dispatcher is responsible for - 
(d) Each pilot in command of an aircraft is, during flight t...
(e) Each pilot in command has full
(f) No pilot may operate an aircraft
26, 1996]
Section 121.537 Responsibility
...
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Section 121.538
14 CFR Ch. I (1-1-18 Edition)
(b) The pilot in command and the director of operations are ...
(c) The director of operations is responsible for cancelling...
(d) Each pilot in command of an aircraft is, during flight t...
(e) Each pilot in command of an aircraft is responsible for ...
(f) No pilot may operate an aircraft,
26, 1996]
Section 121.538 Aircraft security.
Section 121.539 Operations notices.
Section 121.541 Operations schedules: Domestic and flag oper...
Section 121.542 Flight crewmember duties.
(a) No certificate holder shall require, nor may any flight ...
(b) No flight crewmember may engage in, nor may any pilot in...
11:40 Jan 24, 2018
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Section 121.545
(c) For the purposes of this section,
(d) During all flight time as defined
12, 2014]
Section 121.543 Flight crewmembers at controls.
(a) Except as provided in paragraph
(b) of this section, each required flight
(b) A required flight crewmember
(i) In the case of the assigned pilot in
Section 61.167 of this chapter and an appropriate type ratin...
Section 121.433(c)(1)(iii); the operating experience require...
6-month proficiency check or simulator training required by ...
Section 121.439(b).
2, 1982; Amdt. 121-365, 78 FR 42378, July 15,
2013]
Section 121.544
2013]
Section 121.545
(a) A qualified pilot of the certificate
(b) An authorized pilot safety representative of the Adminis...
11:40 Jan 24, 2018
...
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Section 121.547
14 CFR Ch. I (1-1-18 Edition)
(c) A pilot of another certificate
1967; Amdt. 121-144, 43 FR 22648, May 25, 1978]
Section 121.547
(a) No person may admit any person
(i) Has permission of the pilot in
119 certificate holder and the Administrator. Paragraph (a)(...
(b) For the purposes of paragraph
(a)(3) of this section, employees of the
(a)(4) of this section.
(c) No person may admit any person
119 certificate holder operating the aircraft to make specif...
1967; Amdt. 121-253, 61 FR 2613, Jan. 26, 1996;
121-298, 68 FR 41217, July 10, 2003]
11:40 Jan 24, 2018
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Section 121.557
Section 121.548 Aviation safety inspector-s
Section 121.548a DOD Commercial Air Carrier Evaluator-s Cred...
10, 2003]
26, 1996]
Section 121.551 Restriction or suspension of
Section 121.553 Restriction or suspension of
Section 121.549
(a) The pilot in command shall ensure that appropriate aeron...
(b) Each crewmember shall, on each
Section 121.550 Secret Service Agents: Admission to flight d...
Section 121.555 Compliance with approved
(a) Over any route or route segment
(b) Other than in accordance with the
26, 1996]
Section 121.557 Emergencies: Domestic and
(a) In an emergency situation that
11:40 Jan 24, 2018
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Section 121.559
14 CFR Ch. I (1-1-18 Edition)
(b) In an emergency situation arising
(c) Whenever a pilot in command or
26, 1996]
Section 121.559 Emergencies:
(a) In an emergency situation that
(b) In an emergency situation arising
(c) Whenever emergency authority is
26, 1996; Amdt. 121-333, 72 FR 31682, June 7,
2007]
Section 121.561 Reporting potentially hazardous meteorologic...
(a) Whenever he encounters a meteorological condition or an ...
(b) The ground radio station that is
7, 2007]
Section 121.563 Reporting mechanical irregularities.
2, 1982]
11:40 Jan 24, 2018
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Section 121.570
Section 121.565 Engine inoperative: Landing;
(a) Except as provided in paragraph
(b) of this section, whenever an airplane engine fails or wh...
(b) If not more than one engine of an
(c) The pilot-in-command must report each engine shutdown in...
(d) If the pilot in command lands at
Section 121.567 Instrument approach procedures and IFR landi...
25, 1989; Amdt. 121-253, 61 FR 2614, Jan. 26,
1996; Amdt. 121-329, 72 FR 1881, Jan. 16, 2007;
Section 121.570 Airplane evacuation capability.
(a) No person may cause an airplane
Section 121.569 Equipment interchange: Domestic and flag ope...
(a) Before operating under an interchange agreement, each ce...
(b) Each certificate holder conducting domestic or flag oper...
26, 1996]
11:40 Jan 24, 2018
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Section 121.571
14 CFR Ch. I (1-1-18 Edition)
(b) Each certificate holder shall ensure that, at all times ...
Section 121.571 Briefing
(a) Each certificate holder operating
(i) Smoking. Each passenger shall be
(v) On operations that do not use a
(a)(4) of this section, before each takeoff a required crewm...
(i) Brief the person and his attendant, if any, on the route...
(a)(3) of this section do not apply to a
(b) Each certificate holder must
11:40 Jan 24, 2018
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Section 121.574
(c) The certificate holder shall describe in its manual the ...
Section 121.573 Briefing
(a) In addition to the oral briefing required by Section 121...
(b) The certificate holder shall describe in its manual the ...
(c) If the airplane proceeds directly
(d) If the airplane does not proceed
25, 1978; Amdt. 121-146, 43 FR 28403, June 29,
1978]
Section 121.574 Oxygen and portable oxygen
(a) A certificate holder may allow a
(d) of this section are satisfied. Begin-
(i) Furnished by the certificate holder;
171, 172, and 173, except Section 173.24(a)(1);
(v) Capable of providing a minimum
49 CFR 173.115(b) - 
(i) The equipment has been under the
11:40 Jan 24, 2018
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Section 121.574
14 CFR Ch. I (1-1-18 Edition)
(b) No person may smoke or create
(a) of this section or a portable oxygen
(c) No certificate holder may allow
(d) The requirements of this section
(e) Portable oxygen concentrators - (1)
(e):
(i) Is legally marketed in the United
(v) Bears a label on the exterior of
2016:
11:40 Jan 24, 2018
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Section 121.578
(i) Exit seats. No person operating a
19, 1980; Docket FAA-2014-0554, Amdt. 121-
374, 81 FR 33118, May 24, 2016]
Section 121.575
(a) No person may drink any alcoholic beverage aboard an air...
(b) No certificate holder may serve
1544.221; or
1544.219, 1544.221, or 1544.223.
(c) No certificate holder may allow
(d) Each certificate holder shall,
21, 1975; Amdt. 121-178, 47 FR 13316, Mar. 29,
1982; Amdt. 121-275, 67 FR 31932, May 10, 2002]
Section 121.576 Retention of items of mass in
Section 121.577 Stowage of food, beverage,
(a) No certificate holder may move
(b) No certificate holder may move
(c) No certificate holder may permit
(d) No certificate holder may permit
(e) Each passenger shall comply with
Section 121.578 Cabin ozone concentration.
...
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Section 121.579
14 CFR Ch. I (1-1-18 Edition)
(b) Except as provided in paragraphs
(d) and (e) of this section, no certificate holder may opera...
0.25 parts per million by volume, sea
0.1 parts per million by volume, sea
(c) Compliance with this section
(d) A certificate holder may obtain
(e) A certificate holder need not comply with the requiremen...
(b) of this section for an aircraft - 
47 FR 58489, Dec. 30, 1982; Amdt. 121-251, 60
Section 121.579 Minimum altitudes for use of
(a) Definitions. For purpose of this
(b) Takeoff and initial climb. No person
(c) Enroute. No person may use an
(d) Approach. No person may use an
11:40 Jan 24, 2018
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Section 121.581
(i) An altitude no lower than twice
(i) The minimum use altitude specified for the coupled appro...
(i) 50 feet; or
(e) Go-Around/Missed Approach. No
(f) Landing. Notwithstanding paragraph (d) of this section, ...
2014]
Section 121.580 Prohibition on interference
1999]
Section 121.581 Observer-s seat: En route inspections.
(a) Except as provided in paragraph
(c) of this section, each certificate
(b) In each airplane that has more
(c) For any airplane type certificated
11:40 Jan 24, 2018
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Section 121.582
14 CFR Ch. I (1-1-18 Edition)
25, 1978; Amdt. 121-251, 60 FR 65935, Dec. 20,
1995; Amdt. 121-288, 67 FR 2128, Jan. 15, 2002]
Section 121.582 Means to discreetly notify a
Section 121.313(f), the certificate holder must
15, 2007, as amended by Amdt. 121-353, 76 FR
7488, Feb. 10, 2011]
Section 121.583 Carriage of persons without
(a) When authorized by the certificate holder, the following...
121.571, and 121.587; the passenger-carrying operation requi...
117 and SectionSection 121.157(c) and 121.291; the requireme...
121.573; and the information disclosure
(i) The safety of the flight;
(v) The preservation of fragile or perishable cargo;
(a)(4) of this section, when traveling to
(b) No certificate holder may operate
(c) Before each takeoff, each certificate holder operating a...
11:40 Jan 24, 2018
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Section 121.585
(d) Each certificate holder operating
(e) The pilot in command may authorize a person covered by p...
(a) of this section to be admitted to the
21, 1972; Amdt. 121-159, 45 FR 41594, June 19,
1980; Amdt. 121-232, 57 FR 48663, Oct. 27, 1992;
121-298, 68 FR 41217, July 10, 2003; Amdt. 121-
357, 77 FR 403, Jan. 4, 2012; Amdt. 121-373, 80
Section 121.584 Requirement to view the
(a) A person authorized to be on the
(b) After the requirements of paragraph (a) of this section ...
Section 121.585
(a)(1) Each certificate holder shall
(i) Exit seat means - 
(b) No certificate holder may seat a
(i) To reach upward, sideways, and
(v) To remove obstructions similar in
11:40 Jan 24, 2018
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Section 121.585
14 CFR Ch. I (1-1-18 Edition)
(x) To assist others in getting off an
(i) A condition or responsibilities,
(c) Each passenger shall comply with
(d) Each certificate holder shall include on passenger infor...
(e) Each certificate holder shall include on passenger infor...
(i) Cannot meet the selection criteria
11:40 Jan 24, 2018
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Section 121.585
(f) Each certificate holder shall make
(g) No certificate holder may allow
(h) Each certificate holder shall include in its passenger b...
(e), the selection criteria set forth in
(i) Each certificate holder shall include in its passenger b...
(j) [Reserved]
(k) In the event a certificate holder
(l) In the event of full booking in the
(m) A certificate holder may deny
(n) In order to comply with this section certificate holders...
(i) The criteria listed in paragraph
(b) of this section;
(d) of this section;
(o) Certificate holders shall assign
11:40 Jan 24, 2018
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Section 121.586
14 CFR Ch. I (1-1-18 Edition)
(p) The procedures required by paragraph (n) of this section...
27, 1992; Amdt. 121-253, 61 FR 2614, Jan. 26,
1996]
Section 121.586 Authority to refuse transportation.
(a) No certificate holder may refuse
(i) The passenger fails to comply with
(b) Each certificate holder shall provide the certificate-ho...
(a)(2) of this section.
(c) Whenever the Administrator finds
(d) Each certificate holder shall
23, 1981; Amdt. 121-207, 54 FR 39293, Sept. 25,
1989; Amdt. 121-253, 61 FR 2614, Jan. 26, 1996]
Section 121.587 Closing
(a) Except as provided in paragraph
(b) of this section, a pilot in command
(b) The provisions of paragraph (a) of
2002]
Section 121.589 Carry-on baggage.
(a) No certificate holder may allow
...
Page 153 - pdf   html   txt
Section 121.590
(c) No certificate holder may allow
(d) Baggage, other than articles of
(e) Each passenger must comply with
(a), (b), (c), (d), and (g) of this section.
(f) Each passenger seat under which
(g) In addition to the methods of
20, 1995]
Section 121.590 Use of certificated land airports in the Uni...
(a) Except as provided in paragraphs
(b) or (c) of this section, or unless authorized by the Admi...
9, 2005 for Class II, III, and IV airports,
(b)(1) An air carrier and a pilot being
(c) An air carrier and a pilot used by
11:40 Jan 24, 2018
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Section 121.590
14 CFR Ch. I (1-1-18 Edition)
(d) An air carrier, a commercial operator, and a pilot being...
(i) The pilot has determined the wind
(e) A commercial operator and a pilot
(f) For the purpose of this section,
31 passenger seats (as determined by
31 passenger seats (as determined by
11:40 Jan 24, 2018
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Section 121.601
2004; Amdt. 121-304, 69 FR 31522, June 4, 2004]
Subpart U - Dispatching and Flight
1965]
31, 1964, unless otherwise noted.
Section 121.599 Familiarity
Section 121.591
(a) Domestic and flag operations. No
(b) Supplemental operations. No pilot
Section 121.593 Dispatching
Section 121.595 Dispatching authority: Flag
(a) No person may start a flight unless an aircraft dispatch...
(b) No person may continue a flight
(b) No person may start a flight unless the pilot in command...
(c) No person may continue a flight
Section 121.597 Flight release authority: Supplemental opera...
(a) No person may start a flight
11:40 Jan 24, 2018
26, 1996]
Section 121.601 Aircraft dispatcher information to pilot in ...
(a) The aircraft dispatcher shall provide the pilot in comma...
...
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Section 121.603
14 CFR Ch. I (1-1-18 Edition)
(c) During a flight, the aircraft dispatcher shall provide t...
31, 1977; Amdt. 121-144, 43 FR 22649, May 25,
1978; Amdt. 121-253, 61 FR 2614, Jan. 26, 1996]
Section 121.603 Facilities and services: Supplemental operat...
(a) Before beginning a flight, each
(b) During a flight, the pilot in command shall obtain any a...
Section 121.605 Airplane equipment.
Section 121.607 Communication and navigation facilities: Dom...
(a) Except as provided in paragraph
(b) of this section for a certificate holder conducting flag...
(b) If, because of technical reasons or
26, 1996]
Section 121.609 Communication and navigation facilities: Sup...
Section 121.611 Dispatch
11:40 Jan 24, 2018
Section 121.613 Dispatch or flight
1967]
Section 121.615 Dispatch or flight release
(a) No person may dispatch or release
...
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Section 121.621
(b) Each certificate holder conducting a flag or supplementa...
(c) Each certificate holder conducting a flag or supplementa...
(d) Each authorization to conduct extended overwater operati...
1967; Amdt. 121-253, 61 FR 2614, Jan. 26, 1996]
Section 121.617 Alternate airport for departure.
(a) If the weather conditions at the
(b) For the purpose of paragraph (a)
(c) No person may dispatch or release
Section 121.619 Alternate airport for destination: IFR or ov...
(a) No person may dispatch an airplane under IFR or over-the...
(b) For the purposes of paragraph (a)
(c) No person may dispatch a flight
19, 1980]
Section 121.621 Alternate airport for destination: Flag oper...
(a) No person may dispatch an airplane under IFR or over-the...
(i) At least 1,500 feet above the lowest
11:40 Jan 24, 2018
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Section 121.623
14 CFR Ch. I (1-1-18 Edition)
Section 121.645(c).
(b) For the purposes of paragraph (a)
(c) No person may dispatch a flight
19, 1980; Amdt. 121-253, 61 FR 2614, Jan. 26,
1996]
Section 121.623 Alternate airport for destination: IFR or ov...
(a) Except as provided in paragraph
(b) of this section, each person releasing an aircraft for o...
(b) An alternate airport need not be
(c) For the purposes of paragraph (a)
(d) No person may release a flight unless he lists each requ...
26, 1996]
Section 121.624 ETOPS Alternate Airports.
(a) No person may dispatch or release
(b) No person may list an airport as
(c) Once a flight is en route, the
(d) No person may list an airport as
2007]
Section 121.625 Alternate Airport weather
...
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Section 121.629
Section 121.557.
(b) If any instrument or item of
22, 1991; Amdt. 121-253, 61 FR 2615, Jan. 26,
1996]
Section 121.628 Inoperable instruments and
(a) No person may take off an airplane with inoperable instr...
(i) Be prepared in accordance with
(b) of this section.
(a)(3)(ii) of this section must be available to the pilot.
(b) The following instruments and
(c) Notwithstanding paragraphs (b)(1)
121-253, 61 FR 2615, Jan. 26, 1996]
Section 121.629 Operation in icing conditions.
(a) No person may dispatch or release
(b) No person may take off an aircraft when frost, ice, or s...
(c) Except as provided in paragraph
(d) of this section, no person may dispatch, release, or tak...
11:40 Jan 24, 2018
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Section 121.629
14 CFR Ch. I (1-1-18 Edition)
(i) How the certificate holder determines that conditions ar...
(i) The use of holdover times.
(v) Types and characteristics of deicing/anti-icing fluids.
(i)
(d) A certificate holder may continue
11:40 Jan 24, 2018
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Section 121.633
29, 1992; Amdt. 121-253, 61 FR 2615, Jan. 26,
1996]
Section 121.631 Original dispatch or flight release, redispa...
(a) A certificate holder may specify
(b) No person may allow a flight to
(c) No person may allow a flight to
(d) of this section, the weather conditions at each ETOPS Al...
(d) If paragraph (c)(1) of this section
(e) Before the ETOPS Entry Point,
(f) No person may change an original
121.173 are met at the time of redispatch or amendment of th...
(g) Each person who amends a dispatch or flight release en r...
11, 1970; Amdt. 121-329, 72 FR 1881, Jan. 16,
2007]
Section 121.633 Considering time-limited systems in planning...
(a) For ETOPS up to and including
180 minutes, no person may list an airport as an ETOPS Alter...
(b) For ETOPS beyond 180 minutes,
11:40 Jan 24, 2018
...
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Section 121.635
14 CFR Ch. I (1-1-18 Edition)
(c) of this section), or
(c) For turbine-engine powered airplanes with more than two ...
2007]
Section 121.635 Dispatch to and from refueling or provisiona...
Section 121.637 Takeoffs from unlisted and
(a) No pilot may takeoff an airplane
(i) Airports in the United States. The
800-2, 900-11-2, or 1,000-1.
(b) No pilot may take off from an alternate airport unless t...
1967; Amdt. 121-253, 61 FR 2615, Jan. 26, 1996]
Section 121.639 Fuel supply: All domestic operations.
(a) To fly to the airport to which it is
(b) Thereafter, to fly to and land at
(c) Thereafter, to fly for 45 minutes
20, 1995]
Section 121.641 Fuel supply: Nonturbine and
(a) No person may dispatch or take
11:40 Jan 24, 2018
...
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Section 121.645
(b) No person may dispatch a nonturbine or turbo-propeller-p...
Section 121.621(a)(2), unless it has enough fuel,
Section 121.643 Fuel supply: Nonturbine and
(a) Except as provided in paragraph
(b) of this section, no person may release for flight or tak...
(b) If the airplane is released for any
30 minutes plus 15 percent of the total
(c) No person may release a nonturbine or turbo-propeller-po...
12, 1965; Amdt. 121-251, 60 FR 65935, Dec. 20,
1995]
Section 121.645 Fuel supply: Turbine-engine
(a) Any flag operation within the 48
(b) For any certificate holder conducting flag or supplement...
(c) No person may release a turbineengine powered airplane (...
11:40 Jan 24, 2018
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Section 121.646
14 CFR Ch. I (1-1-18 Edition)
(d) The Administrator may amend
(e) For a supplemental operation
12, 1965; Amdt. 121-144, 43 FR 22649, May 25,
1978; Amdt. 121-253, 61 FR 2615, Jan. 26, 1996]
Section 121.646 En-route fuel supply: flag and
(a) No person may dispatch or release
(i) Assuming a rapid decompression
(b) No person may dispatch or release
(i) Fuel to account for rapid decompression and engine failu...
11:40 Jan 24, 2018
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Section 121.651
2007, as amended by Amdt. 121-348, 75 FR
12121, Mar. 15, 2010]
Section 121.647 Factors for computing fuel
(a) Wind and other weather conditions forecast.
(b) Anticipated traffic delays.
(c) One instrument approach and possible missed approach at ...
(d) Any other conditions that may
Section 121.649 Takeoff and landing weather
(a) Except as provided in paragraph
(b) of this section, regardless of any
(b) Where a local surface restriction
(c) The weather minimums in this
1968; Amdt. 121-206, 54 FR 34331, Aug. 18, 1989;
Section 121.651 Takeoff and landing weather
(a) Notwithstanding any clearance
(b) Except as provided in paragraphs
(d) and (e) of this section, no pilot may
11:40 Jan 24, 2018
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Section 121.651
14 CFR Ch. I (1-1-18 Edition)
(c) A pilot who has begun the final
Section 91.175(l) or Section 91.176 of this chapter, or
(i) The approach light system, except
100 feet above the touchdown zone elevation using the approa...
(v) The runway end identifier lights.
(x) The runway lights; and
(d) A pilot may begin the final approach segment of an instr...
Section 91.175(l) or Section 91.176 of this chapter, or
(i) The approach light system, except
100 feet above the touchdown zone elevation using the approa...
(v) The runway end identifier lights.
11:40 Jan 24, 2018
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Section 121.652
(x) The runway lights.
(e) A pilot may begin the final approach segment of an instr...
(f) For the purpose of this section,
(g) Unless otherwise authorized in
2004; Amdt. 121-333, 72 FR 31682, June 7, 2007;
90175, Dec. 13, 2016]
2013-0485, Amdt. 121-376, 81 FR 90175, Dec. 13,
2016, Section 121.651 was amended by revising paragraphs (c)...
Section 121.651 Takeoff and landing weather minimums: IFR: A...
(c) A pilot who has begun the final approach segment of an i...
11:40 Jan 24, 2018
Section 121.652 Landing weather minimums:
(a) If the pilot in command of an airplane has not served 10...
(b) The 100 hours of pilot in command
(c) Category II minimums and the
(d) A pilot may begin the final approach
Section 91.176 of this chapter, or the following requirement...
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Section 121.653
14 CFR Ch. I (1-1-18 Edition)
25, 1978; Amdt. 121-253, 61 FR 2615, Jan. 26,
1996; Amdt. 121-333, 72 FR 31682, June 7, 2007]
Section 121.653
Section 121.655 Applicability
Section 121.657 Flight altitude rules.
(a) General. Notwithstanding Section 91.119
(b) Day VFR operations. No certificate
(c) Night VFR, IFR, and over-the-top
(d) Day over-the-top operations below
25, 1978; Amdt. 121-206, 54 FR 34331, Aug. 18,
1989; Amdt. 121-253, 61 FR 2615, Jan. 26, 1996]
Section 121.659 Initial approach altitude: Domestic and supp...
(a) Except as provided in paragraph
(b) of this section, when making an initial approach to a ra...
(b) When making an initial approach
Section 121.657(d), no pilot may commence an
11:40 Jan 24, 2018
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Section 121.683
Section 121.661 Initial
Section 121.663 Responsibility for dispatch
Section 121.665 Load manifest.
Section 121.667 Flight plan: VFR and IFR:
(a) No person may take off an aircraft unless the pilot in c...
91, with the nearest FAA communication station or appropriat...
(b) When flights are operated into
91.169 may be filed with the appropriate
18, 1989]
Subpart V - Records and Reports
31, 1964, unless otherwise noted.
Section 121.681 Applicability.
Section 121.683 Crewmember and dispatcher
(a) Each certificate holder shall - 
(b) Each certificate holder conducting supplemental operatio...
11:40 Jan 24, 2018
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Section 121.685
14 CFR Ch. I (1-1-18 Edition)
(c) Computer record systems approved by the Administrator ma...
25, 1978; Amdt. 121-241, 59 FR 42993, Aug. 19,
1994; Amdt. 121-253, 61 FR 2615, Jan. 26, 1996]
Section 121.685 Aircraft record:
Section 121.687 Dispatch release: Flag and
(a) The dispatch release may be in
(b) The dispatch release must contain, or have attached to i...
16, 2007]
Section 121.689 Flight release form: Supplemental operations...
(a) Except as provided in paragraph
(c) of this section, the flight release
(b) The aircraft flight release must
(c) Each certificate holder conducting domestic or flag oper...
26, 1996; Amdt. 121-329, 72 FR 1883, Jan. 16,
2007]
Section 121.691
Section 121.693 Load manifest: All certificate
(a) The weight of the aircraft, fuel
11:40 Jan 24, 2018
...
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Section 121.697
(b) The maximum allowable weight
(c) The total weight computed under
(d) Evidence that the aircraft is loaded according to an app...
(e) Names of passengers, unless such
19, 1980; Amdt. 121-253, 61 FR 2615, Jan. 26,
1996]
Section 121.695 Disposition of load manifest,
(a) The pilot in command of an airplane shall carry in the a...
(b) The certificate holder shall keep
29, 1982; Amdt. 121-253, 61 FR 2616, Jan. 26,
1996]
Section 121.697 Disposition of load manifest,
(a) The pilot in command of an airplane shall carry in the a...
(b) If a flight originates at the certificate holder-s princ...
(c) Except as provided in paragraph
(d) of this section, if a flight originates
(d) If a flight originates at a place
(e) The certificate holder conducting
11:40 Jan 24, 2018
...
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14 CFR Ch. I (1-1-18 Edition)
29, 1975; Amdt. 121-143, 43 FR 22642, May 25,
1978; Amdt. 121-178, 47 FR 13316, Mar. 29, 1982;
Section 121.701
(a) Each person who takes action in
(b) Each certificate holder shall have
Section 121.703
(a) Each certificate holder shall report the occurrence or d...
(b) For the purpose of this section
(c) In addition to the reports required
(d) Each certificate holder shall submit each report require...
11:40 Jan 24, 2018
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Section 121.707
(e) The certificate holder shall submit the reports required...
(f) A certificate holder that is also
Section 21.3 of this chapter or under the accident reporting...
(g) No person may withhold a report
(h) When certificate holder gets additional information, inc...
1967; Amdt. 121-72, 35 FR 18188, Nov. 28, 1970;
Section 121.705 Mechanical
(a) Each interruption to a flight, unscheduled change of air...
(b) The number of engines removed
(c)
12, 1965; Amdt. 121-319, 70 FR 76979, Dec. 29,
2005]
Section 121.707 Alteration
11:40 Jan 24, 2018
(a) Each certificate holder shall,
(b) The certificate holder shall submit a copy of each repor...
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Section 121.709
14 CFR Ch. I (1-1-18 Edition)
Section 121.709 Airworthiness release or aircraft log entry.
(a) No certificate holder may operate
(b) The airworthiness release or log
(i) The work was performed in accordance with the requiremen...
(c) Notwithstanding paragraph (b)(3)
(d) When an airworthiness release
(e) Instead of restating each of the
1965; Amdt. 121-21, 31 FR 10613, Aug. 9, 1966;
Section 121.711 Communication records: Domestic and flag ope...
(a) Each certificate holder conducting domestic or flag oper...
(b) For purposes of this section the
(c) The record required in paragraph
(a) of this section must contain at least
(d) The record required in paragraph
(a) of this section must be kept for at
2013]
Section 121.713 Retention of contracts and
(a) Each commercial operator who
11:40 Jan 24, 2018
...
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Section 121.803
(b) Each commercial operator who
60 days of the last day of the period
Section 119.36 (e)(2), (e)(7), and (e)(8) of this
19, 1997]
Subpart W - Crewmember
Section 121.721
Section 121.723 Surrender of international
Subpart X - Emergency Medical
19044, Apr. 12, 2001, unless otherwise noted.
Section 121.801
Section 121.803 Emergency
11:40 Jan 24, 2018
(a) No person may operate a passenger-carrying airplane unde...
(b) Each equipment item listed in
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Section 121.805
14 CFR Ch. I (1-1-18 Edition)
(c) For treatment of injuries, medical
7,500 pounds, an approved automated
2004.
Section 121.805 Crewmember training for inflight medical eve...
(a) Each training program must provide the instruction set f...
(b) Training must provide the following:
12, 2004.
(i) Instruction, to include performance drills, in the prope...
(c) The crewmember instruction, performance drills, and recu...
Subpart Y - Advanced
54815, Sept. 16, 2005, unless otherwise noted.
Section 121.901
(a) Contrary provisions of parts 61, 63,
65, 121, 135, and 142 of this chapter notwithstanding, this ...
(b) A certificate holder is eligible
(c) A certificate holder obtains approval of each proposed c...
Section 121.903 General requirements for Advanced Qualificat...
(a) A curriculum approved under an
11:40 Jan 24, 2018
...
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Section 121.907
(b) Each certificate holder that obtains approval of an AQP ...
135 of this chapter, including but not
(c) No certificate holder that conducts its training program...
(d) All documentation and data required under this subpart m...
(e) Any training or evaluation required under an AQP that is...
Section 121.905 Confidential commercial information.
(a) Each certificate holder that
552(b)(4) because it constitutes confidential commercial inf...
(b) When requesting confidentiality
Section 121.907 Definitions.
11:40 Jan 24, 2018
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Section 121.909
14 CFR Ch. I (1-1-18 Edition)
Section 121.909 Approval of Advanced Qualification Program.
(a) Approval process. Application for
(b) Approval criteria. Each AQP must
(i) Initial application for AQP.
(v) Curriculum outline.
(c) Application and transition. Each
11:40 Jan 24, 2018
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Section 121.913
(d) Advanced Qualification Program revisions or rescissions ...
(e) Approval by the FAA. Final approval of an AQP by the FAA...
Section 121.911
(a) For newly hired persons being
(b) For newly hired crewmembers and
(c) For instructors: The fundamental
(d) For evaluators: General evaluation requirements of the A...
Section 121.913
(a) The certificate holder-s planned
(b) For crewmembers, aircraft dispatchers, and other operati...
(c) For flight crewmembers: Initial
(d) For instructors, the following as
11:40 Jan 24, 2018
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Section 121.915
14 CFR Ch. I (1-1-18 Edition)
(e) For evaluators: The requirements
Section 121.915 Continuing qualification curriculum.
(a) Continuing qualification cycle. A
(i) For pilots in command, seconds in
(v) For instructors and evaluators:
(b) Evaluation of performance. Continuing qualification must...
11:40 Jan 24, 2018
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Section 121.917
(i) For pilots in command, seconds in
(i) Except as provided in paragraph
(b)(2)(ii) of this section, for pilots in
24 months. As a minimum, the number
(c) Recency of experience. For pilots in
(d) Duration of cycles and periods. Initially, the continuin...
(e) Requalification. Each continuing
Section 121.917 Other requirements.
(a) Integrated Crew Resource Management (CRM) or Dispatcher ...
(b) Approved training on and evaluation of skills and profic...
11:40 Jan 24, 2018
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Section 121.919
14 CFR Ch. I (1-1-18 Edition)
(c) Data collection and analysis processes acceptable to the...
Section 121.919 Certification.
(a) Training and evaluation of required knowledge and skills...
(b) The applicant satisfactorily completes the appropriate q...
(c) The applicant shows competence
(d) The applicant is otherwise eligible under the applicable...
(e) The applicant has been trained to
Section 121.921
(a) Each flight training device or airplane simulator that w...
(b) Approval of other training equipment.
Section 121.923 Approval of training, qualification, or eval...
(a) A certificate holder operating
11:40 Jan 24, 2018
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Section 121.1001
(b) An applicant for provisional approval of a curriculum, c...
(c) A certificate holder who wants approval to use a trainin...
Section 121.925
Subpart Z - Hazardous Materials
58823, Oct. 7, 2005, unless otherwise noted.
Section 121.1001
11:40 Jan 24, 2018
(a) This subpart prescribes the requirements applicable to e...
(b) Definitions. For purposes of this
24 months for each person who has satisfactorily completed t...
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Section 121.1003
14 CFR Ch. I (1-1-18 Edition)
Section 121.1003 Hazardous materials training: General.
(a) Each certificate holder must establish and implement a h...
Section 121.1001(a) is trained to comply with
49 CFR parts 171 through 180.
(b) Each certificate holder must provide initial hazardous m...
Section 121.1001(a).
(c) Each certificate holder-s hazardous materials training p...
Section 121.1005 Hazardous materials training required.
(a) Training requirement. Except as
(b) New hire or new job function. A person who is a new hire...
24 months.
(c) Persons who work for more than one
(d) Recurrent hazardous materials
(e) Repair stations. A certificate holder must ensure that e...
11:40 Jan 24, 2018
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Section 121.1007
(f) Certificate holders operating at foreign locations. This...
Section 121.1007 Hazardous materials training records.
(a) General requirement. Each certificate holder must mainta...
(b) Location of records. The certificate
Section 121.1001(a). Records may be maintained electronicall...
(c) Content of records. Each record
(d) New hire or new job function. Each
Subpart AA - Continued Airworthiness and Safety Improvements
2007, unless otherwise noted.
11:40 Jan 24, 2018
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Section 121.1101
14 CFR Ch. I (1-1-18 Edition)
Section 121.1101 Purpose and definition.
(a) This subpart requires persons
(b) For purposes of this subpart, the
Section 121.1103
Section 121.1105 Aging airplane inspections
(a) Applicability. This section applies
(b) Operation after inspection and
14 years in service on December 8, 2003,
(c) Unforeseen schedule conflict. In the
(d) Airplane and records availability.
11:40 Jan 24, 2018
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Section 121.1109
(e) Notification to Administrator. Each
2002, as amended by Amdt. 121-284, 70 FR
5532, Feb. 2, 2005; Amdt. 121-310, 70 FR 23936,
72 FR 63412, Nov. 8, 2007]
Section 121.1107 Repairs assessment for pressurized fuselage...
(a) No certificate holder may operate
737, or 747, McDonnel Douglas Model
(i) Model B2: 36,000 flights.
15,000 flights.
23,000 flights.
45,000 flights.
60,000 flights.
15,000 flights.
2000, 3000, and 4000, the flight cycle implementation time i...
(b) [Reserved]
121-282, 66 FR 23130, May 7, 2001; ; Amdt. 121-
305, 69 FR 45942, July 30, 2004. Redesignated
Section 121.1109 Supplemental inspections.
(a) Applicability. Except as specified
7,500 pounds or more.
...
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Section 121.1111
14 CFR Ch. I (1-1-18 Edition)
2005. Redesignated by Amdt. 121-336, 72 FR
63412, Nov. 8, 2007; Amdt. 121-337, 72 FR 70508,
Section 121.1111 Electrical
(a) Except as provided in paragraph
(f) of this section, this section applies
7500 pounds or more.
(b) After March 10, 2011, no certificate holder may operate ...
(c) The proposed EWIS maintenance
(d) After March 10, 2011, before returning an airplane to se...
(e) The EWIS maintenance program
(f) This section does not apply to the
Section 121.1113 Fuel tank system maintenance program.
(a) Except as provided in paragraph
(g) of this section, this section applies
7500 pounds or more.
(b) For each airplane on which an
11:40 Jan 24, 2018
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Section 121.1115
(c) After December 16, 2008, no certificate holder may opera...
(d) The proposed fuel tank system
(e) After December 16, 2008, before returning an aircraft to...
Section 25.1529 in effect on June 6, 2001, the
(f) The fuel tank system maintenance
(g) This section does not apply to the
Section 121.1115 Limit of validity.
(a) Applicability. This section applies
1958, regardless of whether the maximum takeoff gross weight...
(b) Limit of validity. No certificate
Section 26.21 of this chapter is incorporated
Section 25.571 or Section 26.21 of this chapter, as applicab...
(c) Operation of airplanes excluded
Section 26.21(g) of this chapter after July 14,
2013, unless an Airworthiness Limitations section approved u...
Section 25.571 or Section 26.21 of this chapter, as applicab...
(d) Extended limit of validity. No certificate holder may op...
(f) of this section, as applicable, unless
11:40 Jan 24, 2018
...
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Section 121.1115
14 CFR Ch. I (1-1-18 Edition)
(i) Includes an extended LOV and any
Section 26.23 of this chapter; and
(e) Principal Maintenance Inspector approval. Certificate ho...
(f) Exception. For any airplane for
717 ...........................................................
727 (all series) ..............................................
737 (Classics): 737-100, -200, -200C, -300, -400, -500 ........
737 (NG): 737-600, -700, -700C, -800, -900, -900ER ............
747 (Classics): 747-100, -100B, -100B SUD, -200B, -200C, -20...
747-400: 747-400, -400D, -400F ................................
757 ...........................................................
767 ...........................................................
777-200, -300 .................................................
777-200LR, 777-300ER ..........................................
777F ..........................................................
900).
188 ...........................................................
382 (all series) ..............................................
48,000 FC
...
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Section 121.1115
60,000
42,000
30,000
42,000
30,000
20,000
30, or within 12
72, or within 12
1 Type certificated as of January 14, 2011.
15,000 FC/24,000 FH
20,000 FC/16,000 FH
20,000 FC
20,000 FC
30,000 FC
...
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Section 121.1117
14 CFR Ch. I (1-1-18 Edition)
300-50A01 (USAF C 141A) .......................................
10,000 FC/30,000 FH
20,000 FC
Section 121.1117 Flammability
(a) Applicability. Except as provided
7,500 pounds or more.
(b) New Production Airplanes. Except
(c) Auxiliary Fuel Tanks. After the applicable date stated i...
Section 121.628, the FIMM, if applicable, is
(d) Retrofit. Except as provided in
(d)(2) of this section are met.
Section 121.628, the IMM, FRM or FIMM, as
(e) Compliance Times. Except as provided in paragraphs (k) a...
(e)(1), (e)(2), or (e)(3) of this section.
(d)(1) of this section must be modified
...
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Section 121.1117
(f) Compliance After Installation. Except in accordance with...
(g) Maintenance Program Revisions. No
(h) After the maintenance program is
(i)
(j) The requirements of paragraph (d)
(k) The compliance dates specified in
Section 121.133 to include a requirement for
60 degrees Fahrenheit; and
(l) For any certificate holder for
(m) After the date by which any person is required by this s...
(n) No certificate holder may operate
2017 unless the FAA has certified the
(o) Exclusions. The requirements of
11:40 Jan 24, 2018
...
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Section 121.1119
14 CFR Ch. I (1-1-18 Edition)
227.
21, 2008, as amended by Amdt. 121-345, 74 FR
31619, July 2, 2009]
Section 121.1119 Fuel
(a) Applicability. This section applies
7,500 pounds or more.
(b) New production airplanes. No certificate holder may oper...
41208, June 24, 2016]
Subpart BB [Reserved]
Subpart CC [Reserved]
Subpart DD - Special Federal
Section 121.1500 SFAR No. 111 - Lavatory Oxygen Systems.
(a) Applicability. This SFAR applies
(b) Regulatory relief. Except as noted
121.333 and 129.13, notwithstanding, for
(a) of this section may conduct flight
(i) This relief is limited to regulatory
11:40 Jan 24, 2018
...
Page 195 - pdf   html   txt
(a) of this section may inform passengers that the lavatorie...
(c) Return to service documentation.
(a) of this section has modified airplanes as required by Ai...
(d) Expiration. This SFAR expires on
2013]
1. The minimum number of first aid kits
0-50 ..........................................................
51-150 ........................................................
151-250 .......................................................
2. Except as provided in paragraph (3), each
3. Arm and leg splints which do not fit
1. Until April 12, 2004, at least one approved
50% Dextrose injection, 50cc ..............................
...
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1. Be stored in the passenger cabin.
2. After April 30, 2005:
(a) Have a power source that meets FAA
(b) Have a power source that was manufactured before July 30...
3. Be maintained in accordance with the
3. If all of the above-listed items do not fit
2001, as amended by Amdt. 121-280, 69 FR
19762, Apr. 14, 2004; Amdt. 121-309, 70 FR 15196,
24 Hrs .............................
0.25 (1 per 4
1 sec.
50 KIAS to V so, and V so
360Section ................................
...
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2 ........................
0.3% 2
0.5 .....................
0.3 Sectionc
0.5 .....................
1 ........................
0.2% 2
4 ........................
4 ........................
4 ........................
1 ........................
1 ........................
1 ........................
2 ........................
1 ........................
...
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2. Minimum acceptable means of complying
121.281.
3. Susceptibility of material to fire. [Deleted
4. Cabin interiors. C-46 crew compartments
5. Internal doors. Internal doors, including
6. Ventilation. Standard C-46 crew compartments meet the ven...
Section 121.219 if a means of ventilation for controlling th...
7. Fire precautions. Compliance is required
(a) In establishing compliance with this
(i) Establish the most forward location beyond which cargo c...
(b) C-46 forward and aft baggage compartments must meet, as ...
8. Proof of compliance. The demonstration
9. Propeller deicing fluid. No change from
10. Pressure cross-feed arrangements, location
11. Fuel lines and fittings in designated fire
Section 121.233.
12. Fuel valves. Compliance is required with
13. Oil lines and fittings in designated fire
Section 121.237.
14. Oil valves. C-46 oil shutoff valves must
...
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(b) Combustion heater compartment. C-46 airplanes must have ...
18. Cowling. Standard C-46 engine cowling
19. Engine accessory section diaphragm. C-46
Section 121.273, respectively, in such zone.
20. Powerplant fire protection. C-46 engine
21. Flammable fluids - 
(a) Engine compartment. C-46 engine compartments which confo...
(b) Combustion heater compartment. C-46
Section 121.255.
22. Shutoff means - 
(a) Engine compartment. C-46 engine compartments which compl...
(b) Combustion heater compartment. C-46
23. Lines and fittings - (a) Engine compartment. C-46 engine...
(b) Combustion heater compartments All
24.
(b) Combustion heater compartment. C-46
25. Fire-extinguishing system. (a) To meet
(b) Fire-extinguishing systems which conform to the C-46 tra...
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14 CFR Ch. I (1-1-18 Edition)
1941 and 1942, using a CW-20 type engine nacelle (without di...
26. Fire-extinguishing agents, Extinguishing
121.271.
27. Fire-detector system. Compliance with
46 fire detector systems conform to:
(a) AD-62-10-2 or FAA approved equivalent
(b) AD-49-18-1 or FAA approved equivalent
28. Fire detectors. No change from the requirements of Secti...
29. Protection of other airplane components
Section 121.277, C-46 airplanes must - 
(a) Conform to the type design and all applicable airworthin...
(b) Be modified or have operational procedures established t...
30. Control of engine rotation. C-46 propeller
31. Fuel system independence. C-46 fuel systems which confor...
32. Induction system ice prevention. The C-46
33. Carriage of cargo in passenger compartments. Section 121...
34. Carriage of cargo in cargo compartments.
Section 121.287.
35. Performance data. Performance data on
1. The following performance limitation
...
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39,000
8,000 ....................................
42,000
5,940
45,000 1
6,280
1 Ref.
0.85).
2,000
3,000
4,000
5,000
6,000
7,000
8,000
42,000
4,830
5,000
5,170
5,470
5,770
...
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14 CFR Ch. I (1-1-18 Edition)
40,000
1,000 .........................................................
2,000 .........................................................
3,000 .........................................................
4,000 .........................................................
5,000 .........................................................
6,000 .........................................................
7,000 .........................................................
8,000 .........................................................
4,320
4,440
4,550
4,670
4,800
4,920
5,040
5,170
5,310
42,000
4,500
...
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42,000
8,000 .........................................................
3,500
44,000
3,630
46,000
3,760
48,000
3,900
1 For
2 Steady approach speed through 50 foot-height-knots TIAS de...
(c) Actual length of runway required when effective length, ...
40,000
1,000 .........................................................
2,000 .........................................................
3,000 .........................................................
...
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11:40 Jan 24, 2018
54 FR 39293, Sept. 25, 1989]
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14 CFR Ch. I (1-1-18 Edition)
Section 121.291
(a) Aborted takeoff demonstration. (1) The
40 percent of the passenger load must be females. At least 3...
11:40 Jan 24, 2018
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(b) Ditching demonstration. The demonstration must assume th...
(i) If a mockup of the airplane is used, it
20, 1967; Amdt. 121-41, 33 FR 9067, June 20,
1968; Amdt. 121-46, 34 FR 5545, Mar. 22, 1969;
Section 121.424 of this part for pilot initial, transition, ...
11:40 Jan 24, 2018
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(a) Visual inspection of the exterior and interior of the ai...
(b) Use of the prestart check list, appropriate control syst...
(c)(1) Before March 12, 2019, taxiing, sailing, and docking ...
(i) Taxiing, sailing, and docking
14 CFR Ch. I (1-1-18 Edition)
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(d)(1) Before March 12, 2019, pre-takeoff
(a) Normal takeoffs which, for the purpose
(b) Takeoffs with instrument conditions simulated at or befo...
100- above the airport elevation.
(c)(1) Crosswind takeoffs ..............................
(d) Takeoffs with a simulated failure of the
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(e) Rejected takeoffs accomplished during a
(a) Turns with and without spoilers ...............
(b) Tuck and Mach buffet ..............................
(c) Maximum endurance and maximum
(d) Operation of systems and controls at the
(e) Runaway and jammed stabilizer .............
(f) Normal and abnormal or alternate operation of the follow...
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(g) Flight emergency procedures that include at least the fo...
(h) Steep turns in each direction. Each
45Section with a heading change of at least
180Section but not more than 360Section.
(i) Stall Prevention. For the purpose of this
(j) Recovery from specific flight characteristics that are p...
(k) Instrument procedures that include the
(l) ILS instrument approaches that include
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(m) Instrument approaches and missed approaches other than I...
(n) Circling approaches which include the
14 CFR Ch. I (1-1-18 Edition)
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90Section from the final approach course of
121 of this chapter if the certificate holder-s
(o) Zero-flap approaches. Training in this
(p) Missed approaches which include the
(a) Normal landings .......................................
(b) Landing and go around with the horizontal stabilizer out...
11:40 Jan 24, 2018
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(c) Landing in sequence from an ILS instrument approach.
(d)(1) Cross wind landing ..............................
(e) Maneuvering to a landing with simulated
(i) Take inflight training in one-engine inoperative landing...
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(f) Landing under simulated circling approach conditions (ex...
(g) Rejected landings that include a normal
(h) Zero-flap landings if the Administrator
(i) Manual reversion (if appropriate) .............
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14 CFR Ch. I (1-1-18 Edition)
Section 121.441 for pilot proficiency checks are set
(a) Equipment examination (oral or written). As part of the
(b) Preflight inspection. The pilot must -  ...................
Section 121.441(d)
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(c)(1) Taxiing. Before March 12, 2019, this maneuver include...
(c)(2) Taxiing. Beginning March 12, 2019, this maneuver
(d)(1) Power-plant checks. As appropriate to the airplane
(d)(2) Beginning March 12, 2019, pre-takeoff procedures
(a) Normal. One normal takeoff which, for the purpose of
(b) Instrument. One takeoff with instrument conditions simul...
(c)(1) Crosswind. Before March 12, 2019, one crosswind
(c)(2) Beginning March 12, 2019, one crosswind takeoff
(e) Rejected. A rejected takeoff may be performed in an airp...
(a) Area departure and area arrival. During each of these
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Section 121.441(d)
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14 CFR Ch. I (1-1-18 Edition)
(b) Holding. This maneuver includes entering, maintaining,
(c) ILS and other instrument approaches. There must be
(d) Circling approaches. If the certificate holder is approv...
(e) Missed approach ...........................................
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Section 121.441(d)
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(a) Steep turns. At least one steep turn in each direction
180Section but not more than 360Section .......................
(b) Stall Prevention. For the purpose of this maneuver the
15Section and 30Section. Two out of the three stall preventi...
(c) Specific flight characteristics. Recovery from specific
(d) Powerplant failures. In addition to specific requirement...
(a) Normal landing ............................................
(b) Landing in sequence from an ILS instrument approach
(c)(1) Crosswind landing, if practical under existing meteor...
(c)(2) Beginning March 12, 2019, crosswind landing with
(d) Maneuvering to a landing with simulated powerplant
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Section 121.441(d)
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(e) Except as provided in paragraph (f) of this section, if
(g) If the certificate holder is authorized to conduct EFVS ...
(h) If the certificate holder is authorized to conduct EFVS ...
(a) Anti-icing and de-icing systems ...........................
(b) Auto-pilot systems ........................................
(c) Automatic or other approach aid systems ...................
(d) Stall warning devices, stall avoidance devices, and stab...
(e) Airborne radar devices ....................................
(f) Any other systems, devices, or aids available .............
(g) Hydraulic and electrical system failures and malfunction...
(h) Landing gear and flap systems failure or malfunction ...
(i) Failure of navigation or communications equipment .........
(a) Fire in flight ............................................
(b) Smoke control .............................................
(c) Rapid decompression .......................................
(d) Emergency descent .........................................
(e) Any other emergency procedures outlined in the appropria...
Section 121.441(d)
11:40 Jan 24, 2018
...
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108, 38 FR 35448, Dec. 28, 1973; Amdt. 121-136, 42 FR 43389,...
67844, Nov. 12, 2013; Docket FAA-2013-0485, Amdt. 121-376, 8...
1. Application authority. (a) An applicant for
(b) The application must contain:
2. Equipment and equipment installation - Inertial Navigatio...
(b) Cockpit arrangement must be visible
(c) The equipment must provide, by visual,
(d) A probable failure or malfunction within the system must...
(e) The alignment, updating, and navigation computer functio...
(f) The system must not be the source of
(g) The FAA-approved airplane flight manual, or supplement t...
3. Equipment and equipment installation - Inertial Navigatio...
(b) Each Inertial Navigation System must
(i) The information needed to gain and
(c) For INS installations that do not have
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(d) The equipment must provide such visual, mechanical, or e...
4. Equipment and equipment installation - 
(b) At least two systems must be operational at takeoff.
(c) As determined by the Administrator
5. Training programs. The initial training
(a) Duties and responsibilities of flight
(b) For pilots, instruction in the following:
(c) Abnormal and emergency procedures.
6. Equipment accuracy and reliability. (a)
(b) Compass heading information to the
(c) Each Doppler Radar System must meet
7. Evaluation program. (a) Approval by evaluation must be re...
(b) The applicant must provide sufficient
(c) The Administrator bases his evaluation
25, 1989; Docket FAA-2017-0733, Amdt. 121-
379, 82 FR 34398, July 25, 2017]
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1. The operator-s initial, transition, upgrade, and recurren...
2. How the training program will integrate
3. Documentation that each instructor and
4. A procedure to ensure that each instructor and check airm...
5. A procedure to ensure that each instructor and check airm...
4 hours of training each year to become familiar with the op...
6. A special Line Oriented Flight Training
1. Recency of experience (Section 121.439).
2. Night takeoffs and landings (Part 121,
3. Except for EFVS operations, landings in
1. For all pilots, transition training between airplanes in ...
2. Upgrade to pilot-in-command training
a. Has previously qualified as second in
b. Has at least 500 hours of actual flight
c. Is currently serving as second in command in an airplane ...
3. Initial pilot-in-command training and
a. Is currently serving as second in command in an airplane ...
b. Has a minimum of 2,500 flight hours as
c. Has served as second in command on at
4. For all second-in-command pilot applicants who meet the a...
5. For all pilots, the extended envelope
...
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14 CFR Ch. I (1-1-18 Edition)
1. Applicability. This appendix specifies requirements for t...
a. After December 20, 2010, each airplane
i. Normal category before July 1, 1970, and
b. After March 20, 1997, each airplane:
i. Type certificated prior to March 29, 1995,
2.
121.157
121.173(b) require that the airplanes operated
2010. Airplanes described in Section 121.157(e) and
21, as described in paragraph 1.a.iv of this appendix, may n...
17, 1991.)
3. References. Unless otherwise specified,
4. Interim Airplane Performance Operating
a. Until December 20, 2010, airplanes described in paragraph...
b. Until March 20, 1997, airplanes described
5. Final Airplane Performance Operating Limitations.
a. Through an amended type certification
b. Each turbopropeller powered airplane
i. Section 23.45 Performance General.
v. Section 23.57 Takeoff path.
...
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Section 121.312(a)(1)(i) ............
Section 121.312(a)(1)(ii) ...........
Section 121.312(a)(2)(i) ............
1972; substantially complete replacement of
1, 1958; nontransport category type certificated
1965; passenger capacity of 20 or more; substantially comple...
1995.
20, 1986: 14 CFR parts 1 to 59, Revised as of
25.853(d) in effect March 6, 1995: 14 CFR
30, 1972: 14 CFR parts 1 to 59, Revised as of
Section 121.312(a)(3)(i) ............
Section 121.312(a)(3)(ii) ...........
1, 1958; nontransport category type certificated
1965; passenger capacity of 20 or more; substantially comple...
Section 121.312(b) (1) and (2)
1964.
Section 121.312(c) ....................
Section 121.314(a) ...................
800 Independence Avenue SW., Washington,
20, 1986: 14 CFR parts 1 to 59, Revised as of
25.853(d) in effect March 6, 1995; 14 CFR
...
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14 CFR Ch. I (1-1-18 Edition)
1. Time or relative
24 Hrs, 0 to
4095.
4 ........................
1 sec .................
2. Pressure Altitude.
50 KIAS or minimum value to
0-360Section and Discrete  - true -  or
1 ........................
5- to 35- .............
1 ........................
1 kt ....................
1 ........................
0.5Section ....................
5. Normal acceleration
0.125 .................
0.004g.
6. Pitch Attitude ..
0.5Section ....................
7. Roll attitude 2 ...
...
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13a. Lateral control position(s)
0.5 or 0.25 for
Section 121.344(f).
0.2% of full
13b. Lateral control position(s)
0.5 or 0.25 for
Section 121.344(f).
0.5 .....................
0.2% of full
14a. Yaw control
14b. Yaw control
0.5 .....................
0.2% of full
15. Pitch control
0.5 or 0.25 for
Section 121.344(f).
0.3% of full
16. Lateral control
0.5 or 0.25 for
Section 121.344(f).
0.3% of full
...
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14 CFR Ch. I (1-1-18 Edition)
20. Trailing Edge
2 ........................
0.5% of full
21. Leading Edge
2 ........................
0.5% of full
22. Each Thrust
23. Ground spoiler position or
24. Outside Air
25. Autopilot/
26. Radio Altitude 14.
1 (per engine) ...
1 or 0.5 for airplanes operated under
Section 121.344(f).
2 ........................
0.5% of full
1 ........................
1 ........................
1 ft + 5% above
500 ft.
...
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32. Angle of Attack (If measured directly).
2 or 0.5 for airplanes operated under
Section 121.344(f).
0.3% of full
33. Hydraulic
2 ........................
0.5% of full
1 ........................
0.2% of full
1 ........................
34. Groundspeed
35. GPWS
36. Landing Gear
37. Drift Angle. 15
38. Wind Speed
39. Latitude and
4 ........................
4 ........................
4 ........................
0.1Section ....................
1 knot, and 1.0Section.
...
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14 CFR Ch. I (1-1-18 Edition)
49. Selected
50. Selected
51. Selected
52. Selected
53. Selected flight
54. Selected decision height.
55. EFIS display
1 ........................
1 knot
1 ........................
1 ........................
100 ft/min
1 ........................
1Section
1 ........................
1Section
64 ......................
1 ft
4 ........................
56. Multi-function/
...
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73. Computed
74. AC electrical
75. DC electrical
76 APU bleed
77. Hydraulic
78. Loss of cabin
79. Computer failure (critical
80. Heads-up display (when an
81. Para-visual
82. Cockpit trim
1% of full range
4 ........................
4 ........................
2 ........................
1.
4.
1 ........................
0.2% of full
83. Cockpit trim
...
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14 CFR Ch. I (1-1-18 Edition)
88. All cockpit
1 ........................
0.3% of full
89. Yaw damper
90. Yaw damper
91. Standby rudDiscrete .............
0.5 .....................
0.5 .....................
1% of full range.
0.5.
1 For
4 For A318/A319/A320/A321 series airplanes, resolution = 0.2...
5 For A330/A340 series airplanes, resolution = 1.18% (0.703S...
6 For A330/A340 series airplanes, resolution = 0.783% (0.352...
7 For A330/A340 series airplanes, aileron resolution = 0.704...
8 For A330/A340 series airplanes, resolution = 0.30% (0.176S...
9 For B-717 series airplanes, resolution = .005g. For Dassau...
10 For A330/A340 series airplanes, resolution = 1.05% (0.250...
11 For A330/A340 series airplanes, resolution = 1.05% (0.250...
12 For A330/A340 series airplanes, spoiler resolution = 1.40...
...
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121, subpart Z, and part 135, subpart K of this
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14 CFR Ch. I (1-1-18 Edition)
Section I. ETOPS Approvals: Airplanes with
(a) Propulsion system reliability for ETOPS.
(b) 75 Minutes ETOPS - (1) Caribbean/Western
(i) The FAA reviews the airplane-engine
11:40 Jan 24, 2018
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(i) The FAA reviews the airplane-engine
(v) The certificate holder must comply
(c) 90-minutes ETOPS (Micronesia). The FAA
(d) 120-minute ETOPS. The FAA grants approvals to conduct ET...
(e) 138-Minute ETOPS. The FAA grants approval to conduct ETO...
(i) The authority may be exercised only for
(v) The certificate holder must comply
180-minute ETOPS approval as follows:
(i) The airplane-engine combination must
(v) The certificate holder must conduct
(f) 180-minute ETOPS. The FAA grants approval to conduct ETO...
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14 CFR Ch. I (1-1-18 Edition)
(g) Greater than 180-minute ETOPS. The
180 minutes.
(i) The fuel quantity indicating system.
(v) One-engine-inoperative auto-land capability, if flight p...
(h) 207-minute ETOPS in the North Pacific
180-minute ETOPS authority to be used on
(i) 240-minute ETOPS in the North Polar
(j) 240-minute ETOPS in areas South of the
11:40 Jan 24, 2018
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(i) Pacific oceanic areas between the U.S.
(k) ETOPS beyond 240 minutes. (1) The FAA
(i) The Pacific oceanic areas between the
240-minute ETOPS authority with the airplane-engine combinat...
Section II. ETOPS Approval: Passenger-carrying Airplanes Wit...
(a) The FAA grants approval to conduct
(i) The Fuel Quantity Indicating System
Section III. Approvals for operations whose
(a) Except for intrastate operations within
(b) In addition to any of the applicable requirements of sec...
2007]
PART 125 - CERTIFICATION AND
89 [NOTE]
97 [NOTE]
Subpart A - General
125.1 Applicability.
125.3 Deviation authority.
125.5 Operating certificate and operations
125.7 Display of certificate.
125.9 Definitions.
11:40 Jan 24, 2018
...