500 

14 CFR Ch. I (1–1–19 Edition) 

§ 135.423 

(c) 

Unforeseen schedule conflict. 

In the 

event of an unforeseen scheduling con-
flict for a specific airplane, the Admin-
istrator may approve an extension of 
up to 90 days beyond an interval speci-
fied in paragraph (b) of this section. 

(d) 

Airplane and records availability. 

The certificate holder must make 
available to the Administrator each 
airplane for which an inspection and 
records review is required under this 
section, in a condition for inspection 
specified by the Administrator, to-
gether with the records containing the 
following information: 

(1) Total years in service of the air-

plane; 

(2) Total time in service of the air-

frame; 

(3) Date of the last inspection and 

records review required by this section; 

(4) Current status of life-limited 

parts of the airframe; 

(5) Time since the last overhaul of all 

structural components required to be 
overhauled on a specific time basis; 

(6) Current inspection status of the 

airplane, including the time since the 
last inspection required by the inspec-
tion program under which the airplane 
is maintained; 

(7) Current status of applicable air-

worthiness directives, including the 
date and methods of compliance, and, 
if the airworthiness directive involves 
recurring action, the time and date 
when the next action is required; 

(8) A list of major structural alter-

ations; and 

(9) A report of major structural re-

pairs and the current inspection status 
for these repairs. 

(e) 

Notification to the Administrator. 

Each certificate holder must notify the 
Administrator at least 60 days before 
the date on which the airplane and air-
plane records will be made available 
for the inspection and records review. 

[Doc. No. FAA–1999–5401, 70 FR 5533, Feb. 2, 
2005] 

§ 135.423

Maintenance, preventive 

maintenance, and alteration organi-
zation. 

(a) Each certificate holder that per-

forms any of its maintenance (other 
than required inspections), preventive 
maintenance, or alterations, and each 
person with whom it arranges for the 

performance of that work, must have 
an organization adequate to perform 
the work. 

(b) Each certificate holder that per-

forms any inspections required by its 
manual under § 135.427(b) (2) or (3), (in 
this subpart referred to as 

required in-

spections

), and each person with whom 

it arranges for the performance of that 
work, must have an organization ade-
quate to perform that work. 

(c) Each person performing required 

inspections in addition to other main-
tenance, preventive maintenance, or 
alterations, shall organize the perform-
ance of those functions so as to sepa-
rate the required inspection functions 
from the other maintenance, preven-
tive maintenance, and alteration func-
tions. The separation shall be below 
the level of administrative control at 
which overall responsibility for the re-
quired inspection functions and other 
maintenance, preventive maintenance, 
and alteration functions is exercised. 

[Doc. No. 16097, 43 FR 46783, Oct. 10, 1978. Re-
designated by Amdt. 135–81, 67 FR 72765, Dec. 
6, 2002. Redesignated by Amdt. 135–81, 70 FR 
5533, Feb. 2, 2005] 

§ 135.425

Maintenance, preventive 

maintenance, and alteration pro-
grams. 

Each certificate holder shall have an 

inspection program and a program cov-
ering other maintenance, preventive 
maintenance, and alterations, that en-
sures that— 

(a) Maintenance, preventive mainte-

nance, and alterations performed by it, 
or by other persons, are performed 
under the certificate holder’s manual; 

(b) Competent personnel and ade-

quate facilities and equipment are pro-
vided for the proper performance of 
maintenance, preventive maintenance, 
and alterations; and 

(c) Each aircraft released to service 

is airworthy and has been properly 
maintained for operation under this 
part. 

§ 135.426

Contract maintenance. 

(a) A certificate holder may arrange 

with another person for the perform-
ance of maintenance, preventive main-
tenance, and alterations as authorized 
in § 135.437(a) only if the certificate 
holder has met all the requirements in 

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