743 

Federal Aviation Administration, DOT 

§ 91.417 

is installed, if the transponder was in-
stalled by that manufacturer. 

[Doc. No. 18334, 54 FR 34311, Aug. 18, 1989, as 
amended by Amdt. 91–267, 66 FR 21066, Apr. 
27, 2001; Amdt. 91–269, 66 FR 41116, Aug. 6, 
2001] 

§ 91.415

Changes to aircraft inspection 

programs. 

(a) Whenever the Administrator finds 

that revisions to an approved aircraft 
inspection program under § 91.409(f)(4) 
or § 91.1109 are necessary for the contin-
ued adequacy of the program, the 
owner or operator must, after notifica-
tion by the Administrator, make any 
changes in the program found to be 
necessary by the Administrator. 

(b) The owner or operator may peti-

tion the Administrator to reconsider 
the notice to make any changes in a 
program in accordance with paragraph 
(a) of this section. 

(c) The petition must be filed with 

the Executive Director, Flight Stand-
ards Service within 30 days after the 
certificate holder or fractional owner-
ship program manager receives the no-
tice. 

(d) Except in the case of an emer-

gency requiring immediate action in 
the interest of safety, the filing of the 
petition stays the notice pending a de-
cision by the Administrator. 

[Doc. No. 18334, 54 FR 34311, Aug. 18, 1989, as 
amended by Amdt. 91–280, 68 FR 54560, Sept. 
17, 2003; Docket FAA–2018–0119, Amdt. 91–350, 
83 FR 9171, Mar. 5, 2018] 

§ 91.417

Maintenance records. 

(a) Except for work performed in ac-

cordance with §§ 91.411 and 91.413, each 
registered owner or operator shall keep 
the following records for the periods 
specified in paragraph (b) of this sec-
tion: 

(1) Records of the maintenance, pre-

ventive maintenance, and alteration 
and records of the 100-hour, annual, 
progressive, and other required or ap-
proved inspections, as appropriate, for 
each aircraft (including the airframe) 
and each engine, propeller, rotor, and 
appliance of an aircraft. The records 
must include— 

(i) A description (or reference to data 

acceptable to the Administrator) of the 
work performed; and 

(ii) The date of completion of the 

work performed; and 

(iii) The signature, and certificate 

number of the person approving the 
aircraft for return to service. 

(2) Records containing the following 

information: 

(i) The total time in service of the 

airframe, each engine, each propeller, 
and each rotor. 

(ii) The current status of life-limited 

parts of each airframe, engine, pro-
peller, rotor, and appliance. 

(iii) The time since last overhaul of 

all items installed on the aircraft 
which are required to be overhauled on 
a specified time basis. 

(iv) The current inspection status of 

the aircraft, including the time since 
the last inspection required by the in-
spection program under which the air-
craft and its appliances are main-
tained. 

(v) The current status of applicable 

airworthiness directives (AD) and safe-
ty directives including, for each, the 
method of compliance, the AD or safe-
ty directive number and revision date. 
If the AD or safety directive involves 
recurring action, the time and date 
when the next action is required. 

(vi) Copies of the forms prescribed by 

§ 43.9(d) of this chapter for each major 
alteration to the airframe and cur-
rently installed engines, rotors, propel-
lers, and appliances. 

(b) The owner or operator shall re-

tain the following records for the peri-
ods prescribed: 

(1) The records specified in paragraph 

(a)(1) of this section shall be retained 
until the work is repeated or super-
seded by other work or for 1 year after 
the work is performed. 

(2) The records specified in paragraph 

(a)(2) of this section shall be retained 
and transferred with the aircraft at the 
time the aircraft is sold. 

(3) A list of defects furnished to a 

registered owner or operator under 
§ 43.11 of this chapter shall be retained 
until the defects are repaired and the 
aircraft is approved for return to serv-
ice. 

(c) The owner or operator shall make 

all maintenance records required to be 
kept by this section available for in-
spection by the Administrator or any 

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