Section 121.367

14 CFR Ch. I (1-1-19 Edition)

each person with whom it arranges for
the performance of that work must
have an organization adequate to perform that work.
(c) Each person performing required
inspections in addition to other maintenance, preventive maintenance, or
alterations, shall organize the performance of those functions so as to separate the required inspection functions
from the other maintenance, preventive maintenance, and alteration functions. The separation shall be below
the level of administrative control at
which overall responsibility for the required inspection functions and other
maintenance, preventive maintenance,
and alteration functions are exercised.
[Doc. No. 6258, 29 FR 19210, Dec. 31, 1964, as
amended by Amdt. 121-3, 30 FR 3639, Mar. 19,
1965]

Section 121.367 Maintenance,
preventive
maintenance, and alterations programs.
Each certificate holder shall have an
inspection program and a program covering other maintenance, preventive
maintenance, and alterations that ensures that - 
(a) Maintenance, preventive maintenance, and alterations performed by it,
or by other persons, are performed in
accordance with the certificate holder-s manual;
(b) Competent personnel and adequate facilities and equipment are provided 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.
[Doc. No. 6258, 29 FR 19210, Dec. 31, 1964, as
amended by Amdt. 121-100, 37 FR 28053, Dec.
20, 1972]

Section 121.368 Contract maintenance.
(a) A certificate holder may arrange
with another person for the performance of maintenance, preventive maintenance, and alterations as authorized
in Section 121.379(a) only if the certificate
holder has met all the requirements in
this section. For purposes of this section - 
(1) A maintenance provider is any person who performs maintenance, preven-

tive maintenance, or an alteration for
a certificate holder other than a person
who is trained by and employed directly by that certificate holder.
(2) Covered work means any of the following:
(i) Essential maintenance that could
result in a failure, malfunction, or defect endangering the safe operation of
an aircraft if not performed properly or
if improper parts or materials are used;
(ii) Regularly scheduled maintenance; or
(iii) A required inspection item on an
aircraft.
(3) Directly in charge means having responsibility for covered work performed by a maintenance provider. A
representative of the certificate holder
directly in charge of covered work does
not need to physically observe and direct each maintenance provider constantly, but must be available for consultation on matters requiring instruction or decision.
(b) Each certificate holder must be
directly in charge of all covered work
done for it by a maintenance provider.
(c) Each maintenance provider must
perform all covered work in accordance
with the certificate holder-s maintenance manual.
(d) No maintenance provider may
perform covered work unless that work
is carried out under the supervision
and control of the certificate holder.
(e) Each certificate holder who contracts for maintenance, preventive
maintenance, or alterations must develop and implement policies, procedures, methods, and instructions for
the accomplishment of all contracted
maintenance, preventive maintenance,
and alterations. These policies, procedures, methods, and instructions must
provide for the maintenance, preventive maintenance, and alterations to be
performed in accordance with the certificate holder-s maintenance program
and maintenance manual.
(f) Each certificate holder who contracts for maintenance, preventive
maintenance, or alterations must ensure that its system for the continuing
analysis and surveillance of the maintenance, preventive maintenance, and
alterations carried out by the maintenance
provider,
as
required
by
Section 121.373(a), contains procedures for

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