358 

14 CFR Ch. I (1–1–24 Edition) 

§ 125.243 

§ 125.243 Certificate holder’s respon-

sibilities. 

(a) With regard to airplanes, includ-

ing airframes, aircraft engines, propel-
lers, appliances, and survival and emer-
gency equipment, operated by a certifi-
cate holder, that certificate holder is 
primarily responsible for— 

(1) Airworthiness; 
(2) The performance of maintenance, 

preventive maintenance, and alter-
ation in accordance with applicable 
regulations and the certificate holder’s 
manual; 

(3) The scheduling and performance 

of inspections required by this part; 
and 

(4) Ensuring that maintenance per-

sonnel make entries in the airplane 
maintenance log and maintenance 
records which meet the requirements 
of part 43 of this chapter and the cer-
tificate holder’s manual, and which in-
dicate that the airplane has been ap-
proved for return to service after main-
tenance, preventive maintenance, or 
alteration has been performed. 

§ 125.245 Organization required to per-

form maintenance, preventive 

maintenance, and alteration. 

The certificate holder must ensure 

that each person with whom it ar-
ranges for the performance of mainte-
nance, preventive maintenance, alter-
ation, or required inspection items 
identified in the certificate holder’s 
manual in accordance with 
§ 125.249(a)(3)(ii) must have an organiza-
tion adequate to perform that work. 

§ 125.247 Inspection programs and 

maintenance. 

(a) No person may operate an air-

plane subject to this part unless 

(1) The replacement times for life- 

limited parts specified in the aircraft 
type certificate data sheets, or other 
documents approved by the Adminis-
trator, are complied with; 

(2) Defects disclosed between inspec-

tions, or as a result of inspection, have 
been corrected in accordance with part 
43 of this chapter; and 

(3) The airplane, including airframe, 

aircraft engines, propellers, appliances, 
and survival and emergency equip-
ment, and their component parts, is in-
spected in accordance with an inspec-

tion program approved by the Adminis-
trator. 

(b) The inspection program specified 

in paragraph (a)(3) of this section must 
include at least the following: 

(1) Instructions, procedures, and 

standards for the conduct of inspec-
tions for the particular make and 
model of airplane, including necessary 
tests and checks. The instructions and 
procedures must set forth in detail the 
parts and areas of the airframe, air-
craft engines, propellers, appliances, 
and survival and emergency equipment 
required to be inspected. 

(2) A schedule for the performance of 

inspections that must be performed 
under the program, expressed in terms 
of the time in service, calendar time, 
number of system operations, or any 
combination of these. 

(c) No person may be used to perform 

the inspections required by this part 
unless that person is authorized to per-
form maintenance under part 43 of this 
chapter. 

(d) No person may operate an air-

plane subject to this part unless— 

(1) The installed engines have been 

maintained in accordance with the 
overhaul periods recommended by the 
manufacturer or a program approved 
by the Administrator; and 

(2) The engine overhaul periods are 

specified in the inspection programs re-
quired by § 125.247(a)(3). 

(e) Inspection programs which may 

be approved for use under this part in-
clude, but are not limited to— 

(1) A continuous inspection program 

which is a part of a current continuous 
airworthiness program approved for 
use by a certificate holder under part 
121 or part 135 of this chapter; 

(2) Inspection programs currently 

recommended by the manufacturer of 
the airplane, aircraft engines, propel-
lers, appliances, or survival and emer-
gency equipment; or 

(3) An inspection program developed 

by a certificate holder under this part. 

[Doc. No. 19779, 45 FR 67235, Oct. 9, 1980, as 
amended by Amdt. 125–2, 46 FR 24409, Apr. 30, 
1981]