Federal Aviation Administration, DOT

Section 121.153

that produces a legible image of the
maintenance information and instructions or a system that is able to retrieve the maintenance information
and instructions in the English language.
(b) If a certificate holder conducting
supplemental operations is able to perform all scheduled maintenance at
specified stations where it keeps maintenance parts of the manual, it does
not have to carry those parts of the
manual aboard the aircraft en route to
those stations.

Section 121.151

Section 121.153
eral.

Aircraft requirements: Gen-

(a) Except as provided in paragraph
(c) of this section, no certificate holder
may operate an aircraft unless that
aircraft - 
(1) Is registered as a civil aircraft of
the United States and carries an appropriate current airworthiness certificate
issued under this chapter; and
(2) Is in an airworthy condition and
meets the applicable airworthiness requirements of this chapter, including
those relating to identification and
equipment.
(b) A certificate holder may use an
approved weight and balance control
system based on average, assumed, or
estimated weight to comply with applicable airworthiness requirements and
operating limitations.
(c) A certificate holder may operate
in common carriage, and for the carriage of mail, a civil aircraft which is
leased or chartered to it without crew
and is registered in a country which is
a party to the Convention on International Civil Aviation if - 
(1) The aircraft carries an appropriate airworthiness certificate issued
by the country of registration and
meets the registration and identification requirements of that country;
(2) The aircraft is of a type design
which is approved under a U.S. type
certificate and complies with all of the
requirements of this chapter (14 CFR
Chapter 1) that would be applicable to
that aircraft were it registered in the
United States, including the requirements which must be met for issuance
of a U.S. standard airworthiness certificate (including type design conformity, condition for safe operation,
and the noise, fuel venting, and engine
emission requirements of this chapter),
except that a U.S. registration certificate and a U.S. standard airworthiness
certificate will not be issued for the
aircraft;
(3) The aircraft is operated by U.S.certificated airmen employed by the
certificate holder; and

[Doc. No. 6258, 29 FR 19196, Dec. 31, 1964, as
amended by Amdt. 12-71, 35 FR 17176, Nov. 7,
1970; Amdt. 121-253, 61 FR 2611, Jan. 26, 1996;
Amdt. 121-262, 62 FR 13256, Mar. 19, 1997; 62
FR 15570, Apr. 1, 1997]

Section 121.141

Applicability.

This subpart prescribes aircraft requirements for all certificate holders.

Airplane flight manual.

(a) Each certificate holder shall keep
a current approved airplane flight manual for each type of airplane that it operates except for nontransport category airplanes certificated before January 1, 1965.
(b) In each airplane required to have
an airplane flight manual in paragraph
(a) of this section, the certificate holder shall carry either the manual required by Section 121.133, if it contains the information required for the applicable
flight manual and this information is
clearly identified as flight manual requirements, or an approved Airplane
Manual. If the certificate holder elects
to carry the manual required by
Section 121.133, the certificate holder may revise the operating procedures sections
and modify the presentation of performance data from the applicable
flight manual if the revised operating
procedures and modified performance
date presentation are - 
(1) Approved by the Administrator;
and
(2) Clearly identified as airplane
flight manual requirements.
[Doc. No. 28154, 60 FR 65927, Dec. 20, 1995]

Subpart H - Aircraft Requirements
SOURCE: Docket No. 6258, 29 FR 19197, Dec.
31, 1964, unless otherwise noted.

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