80 

14 CFR Ch. I (1–1–24 Edition) 

§ 121.1 

Subpart A—General 

§ 121.1 Applicability. 

This part prescribes rules gov-

erning— 

(a) The domestic, flag, and supple-

mental operations of each person who 
holds or is required to hold an Air Car-
rier Certificate or Operating Certifi-
cate under part 119 of this chapter. 

(b) Each person employed or used by 

a certificate holder conducting oper-
ations under this part including main-
tenance, preventive maintenance, and 
alteration of aircraft. 

(c) Each person who applies for provi-

sional approval of an Advanced Quali-
fication Program curriculum, cur-
riculum segment, or portion of a cur-
riculum segment under subpart Y of 
this part, and each person employed or 
used by an air carrier or commercial 
operator under this part to perform 
training, qualification, or evaluation 
functions under an Advanced Qualifica-
tion Program under subpart Y of this 
part. 

(d) Nonstop Commercial Air Tours 

conducted for compensation or hire in 
accordance with § 119.1(e)(2) of this 
chapter must comply with drug and al-
cohol requirements in §§ 121.455, 121.457, 
121.458 and 121.459, and with the provi-
sions of part 136, subpart A of this 
chapter by September 11, 2007. An oper-
ator who does not hold an air carrier 
certificate or an operating certificate 
is permitted to use a person who is oth-
erwise authorized to perform aircraft 
maintenance or preventive mainte-
nance duties and who is not subject to 
anti-drug and alcohol misuse preven-
tion programs to perform— 

(1) Aircraft maintenance or preven-

tive maintenance on the operator’s air-
craft if the operator would otherwise 
be required to transport the aircraft 
more than 50 nautical miles further 
than the repair point closest to the op-
erator’s principal base of operations to 
obtain these services; or 

(2) Emergency repairs on the opera-

tor’s aircraft if the aircraft cannot be 
safely operated to a location where an 
employee subject to FAA-approved pro-
grams can perform the repairs. 

(e) Each person who is on board an 

aircraft being operated under this part. 

(f) Each person who is an applicant 

for an Air Carrier Certificate or an Op-
erating Certificate under part 119 of 
this chapter, when conducting proving 
tests. 

(g) This part also establishes require-

ments for operators to take actions to 
support the continued airworthiness of 
each aircraft. 

[Doc. No. 28154, 60 FR 65925, Dec. 20, 1995, as 
amended by Amdt. 121–328, 72 FR 6912, Feb. 
13, 2007; Amdt. 121–336, 72 FR 63411, Nov. 8, 
2007; Docket No. FAA–2022–1563; Amdt. No. 
121–390, 88 FR 48090, July 26, 2023] 

§ 121.2 Compliance schedule for opera-

tors that transition to part 121; cer-

tain new entrant operators. 

(a) 

Applicability. 

This section applies 

to the following: 

(1) Each certificate holder that was 

issued an air carrier or operating cer-
tificate and operations specifications 
under the requirements of part 135 of 
this chapter or under SFAR No. 38–2 of 
14 CFR part 121 before January 19, 1996, 
and that conducts scheduled passenger- 
carrying operations with: 

(i) Nontransport category turbo-

propeller powered airplanes type cer-
tificated after December 31, 1964, that 
have a passenger seat configuration of 
10–19 seats; 

(ii) Transport category turbo-

propeller powered airplanes that have a 
passenger seat configuration of 20–30 
seats; or 

(iii) Turbojet engine powered air-

planes having a passenger seat configu-
ration of 1–30 seats. 

(2) Each person who, after January 

19, 1996, applies for or obtains an initial 
air carrier or operating certificate and 
operations specifications to conduct 
scheduled passenger-carrying oper-
ations in the kinds of airplanes de-
scribed in paragraphs (a)(1)(i), (a)(1)(ii), 
or paragraph (a)(1)(iii) of this section. 

(b) 

Obtaining operations specifications. 

A certificate holder described in para-
graph (a)(1) of this section may not, 
after March 20, 1997, operate an air-
plane described in paragraphs (a)(1)(i), 
(a)(1)(ii), or (a)(1)(iii) of this section in 
scheduled passenger-carrying oper-
ations, unless it obtains operations 
specifications to conduct its scheduled 
operations under this part on or before 
March 20, 1997.