774 

14 CFR Ch. I (1–1–14 Edition) 

§ 91.803 

135 of this chapter on and after Sep-
tember 25, 1991. 

(d) Section 91.877 prescribes reporting 

requirements that apply to any civil 
subsonic jet (turbojet) airplane with a 
maximum weight of more than 75,000 
pounds operated by an air carrier or 
foreign air carrier between the contig-
uous United States and the State of 
Hawaii, between the State of Hawaii 
and any point outside of the 48 contig-
uous United States, or between the is-
lands of Hawaii in turnaround service, 
under part 121 or 129 of this chapter on 
or after November 5, 1990. 

(e) Sections 91.881 through 91.883 of 

this subpart prescribe operating noise 
limits and related requirements that 
apply to any civil subsonic jet airplane 
with a maximum takeoff weight of 
75,000 pounds or less and for which an 
airworthiness certificate (other than 
an experimental certificate) has been 
issued, operating to or from an airport 
in the contiguous United States under 
this part, part 121, 125, 129, or 135 of 
this chapter on and after December 31, 
2015. 

[Doc. No. 18334, 54 FR 34321, Aug. 18, 1989; 
Amdt. 91–211, 54 FR 41211, Oct. 5, 1989, as 
amended by Amdt. 91–225, 56 FR 48658, Sept. 
25, 1991; Amdt. 91–252, 61 FR 66185, Dec. 16, 
1996; Amdt. 91–275, 67 FR 45237, July 8, 2002; 
Amdt. 91–276, 67 FR 46571, July 15, 2002; 
Amdt. 91–328, 78 FR 39583, July 2, 2013] 

§ 91.803

Part 125 operators: Designa-

tion of applicable regulations. 

For airplanes covered by this subpart 

and operated under part 125 of this 
chapter, the following regulations 
apply as specified: 

(a) For each airplane operation to 

which requirements prescribed under 
this subpart applied before November 
29, 1980, those requirements of this sub-
part continue to apply. 

(b) For each subsonic airplane oper-

ation to which requirements prescribed 
under this subpart did not apply before 
November 29, 1980, because the airplane 
was not operated in the United States 
under this part or part 121, 129, or 135 of 
this chapter, the requirements pre-
scribed under § 91.805 of this subpart 
apply. 

(c) For each supersonic airplane oper-

ation to which requirements prescribed 
under this subpart did not apply before 

November 29, 1980, because the airplane 
was not operated in the United States 
under this part or part 121, 129, or 135 of 
this chapter, the requirements of 
§§ 91.819 and 91.821 of this subpart apply. 

(d) For each airplane required to op-

erate under part 125 for which a devi-
ation under that part is approved to 
operate, in whole or in part, under this 
part or part 121, 129, or 135 of this chap-
ter, notwithstanding the approval, the 
requirements prescribed under para-
graphs (a), (b), and (c) of this section 
continue to apply. 

[Docket No. 18334, 54 FR 34321, Aug. 18, 1989, 
as amended by Amdt. 91–276, 67 FR 46571, 
July 15, 2002] 

§ 91.805

Final compliance: Subsonic 

airplanes. 

Except as provided in §§ 91.809 and 

91.811, on and after January 1, 1985, no 
person may operate to or from an air-
port in the United States any subsonic 
airplane covered by this subpart unless 
that airplane has been shown to com-
ply with Stage 2 or Stage 3 noise levels 
under part 36 of this chapter. 

§§ 91.807–91.813

[Reserved] 

§ 91.815

Agricultural and fire fighting 

airplanes: Noise operating limita-
tions. 

(a) This section applies to propeller- 

driven, small airplanes having standard 
airworthiness certificates that are de-
signed for ‘‘agricultural aircraft oper-
ations’’ (as defined in § 137.3 of this 
chapter, as effective on January 1, 1966) 
or for dispensing fire fighting mate-
rials. 

(b) If the Airplane Flight Manual, or 

other approved manual material infor-
mation, markings, or placards for the 
airplane indicate that the airplane has 
not been shown to comply with the 
noise limits under part 36 of this chap-
ter, no person may operate that air-
plane, except— 

(1) To the extent necessary to accom-

plish the work activity directly associ-
ated with the purpose for which it is 
designed; 

(2) To provide flight crewmember 

training in the special purpose oper-
ation for which the airplane is de-
signed; and 

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