992 

14 CFR Ch. I (1–1–14 Edition) 

§ 43.12 

dated list of discrepancies given to the 
owner or lessee. 

[Amdt. 43–23, 47 FR 41085, Sept. 16, 1982, as 
amended by Amdt. 43–30, 53 FR 50195, Dec. 13, 
1988; Amdt. 43–36, 61 FR 19501, May 1, 1996; 71 
FR 44188, Aug. 4, 2006] 

§ 43.12

Maintenance records: Falsifica-

tion, reproduction, or alteration. 

(a) No person may make or cause to 

be made: 

(1) Any fraudulent or intentionally 

false entry in any record or report that 
is required to be made, kept, or used to 
show compliance with any requirement 
under this part; 

(2) Any reproduction, for fraudulent 

purpose, of any record or report under 
this part; or 

(3) Any alteration, for fraudulent 

purpose, of any record or report under 
this part. 

(b) The commission by any person of 

an act prohibited under paragraph (a) 
of this section is a basis for suspending 
or revoking the applicable airman, op-
erator, or production certificate, Tech-
nical Standard Order Authorization, 
FAA-Parts Manufacturer Approval, or 
Product and Process Specification 
issued by the Administrator and held 
by that person. 

[Amdt. 43–19, 43 FR 22639, May 25, 1978, as 
amended by Amdt. 43–23, 47 FR 41085, Sept. 
16, 1982] 

§ 43.13

Performance rules (general). 

(a) Each person performing mainte-

nance, alteration, or preventive main-
tenance on an aircraft, engine, pro-
peller, or appliance shall use the meth-
ods, techniques, and practices pre-
scribed in the current manufacturer’s 
maintenance manual or Instructions 
for Continued Airworthiness prepared 
by its manufacturer, or other methods, 
techniques, and practices acceptable to 
the Administrator, except as noted in 
§ 43.16. He shall use the tools, equip-
ment, and test apparatus necessary to 
assure completion of the work in ac-
cordance with accepted industry prac-
tices. If special equipment or test appa-
ratus is recommended by the manufac-
turer involved, he must use that equip-
ment or apparatus or its equivalent ac-
ceptable to the Administrator. 

(b) Each person maintaining or alter-

ing, or performing preventive mainte-

nance, shall do that work in such a 
manner and use materials of such a 
quality, that the condition of the air-
craft, airframe, aircraft engine, pro-
peller, or appliance worked on will be 
at least equal to its original or prop-
erly altered condition (with regard to 
aerodynamic function, structural 
strength, resistance to vibration and 
deterioration, and other qualities af-
fecting airworthiness). 

(c) 

Special provisions for holders of air 

carrier operating certificates and oper-
ating certificates issued under the provi-
sions of Part 121 or 135 and Part 129 oper-
ators holding operations specifications. 
Unless otherwise notified by the ad-
ministrator, the methods, techniques, 
and practices contained in the mainte-
nance manual or the maintenance part 
of the manual of the holder of an air 
carrier operating certificate or an op-
erating certificate under Part 121 or 135 
and Part 129 operators holding oper-
ations specifications (that is required 
by its operating specifications to pro-
vide a continuous airworthiness main-
tenance and inspection program) con-
stitute acceptable means of compliance 
with this section. 

[Doc. No. 1993, 29 FR 5451, Apr. 23, 1964, as 
amended by Amdt. 43–20, 45 FR 60182, Sept. 
11, 1980; Amdt. 43–23, 47 FR 41085, Sept. 16, 
1982; Amdt. 43–28, 52 FR 20028, June 16, 1987; 
Amdt. 43–37, 66 FR 21066, Apr. 27, 2001] 

§ 43.15

Additional performance rules 

for inspections. 

(a) 

General.  Each person performing 

an inspection required by part 91, 125, 
or 135 of this chapter, shall— 

(1) Perform the inspection so as to 

determine whether the aircraft, or por-
tion(s) thereof under inspection, meets 
all applicable airworthiness require-
ments; and 

(2) If the inspection is one provided 

for in part 125, 135, or § 91.409(e) of this 
chapter, perform the inspection in ac-
cordance with the instructions and pro-
cedures set forth in the inspection pro-
gram for the aircraft being inspected. 

(b) 

Rotorcraft. 

Each person per-

forming an inspection required by Part 
91 on a rotorcraft shall inspect the fol-
lowing systems in accordance with the 
maintenance manual or Instructions 
for Continued Airworthiness of the 
manufacturer concerned: 

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