134 

14 CFR Ch. I (1–1–14 Edition) 

§ 21.7 

(c) The requirements of this section 

do not apply to— 

(1) New aircraft imported under the 

provisions of §§ 21.183(c), 21.184(b), or 
21.185(c); and 

(2) New aircraft engines or propellers 

imported under the provisions of 
§ 21.500. 

[Doc. No. FAA–2003–14825, 71 FR 52258, Sept. 
1, 2006] 

§ 21.7

Continued airworthiness and 

safety improvements for transport 
category airplanes. 

(a) On or after December 10, 2007, the 

holder of a design approval and an ap-
plicant for a design approval must 
comply with the applicable continued 
airworthiness and safety improvement 
requirements of part 26 of this sub-
chapter. 

(b) For new transport category air-

planes manufactured under the author-
ity of the FAA, the holder or licensee 
of a type certificate must meet the ap-
plicable continued airworthiness and 
safety improvement requirements spec-
ified in part 26 of this subchapter for 
new production airplanes. Those re-
quirements only apply if the FAA has 
jurisdiction over the organization re-
sponsible for final assembly of the air-
plane. 

[Doc. No. FAA–2004–18379, Amdt. 21–90, 72 FR 
63404, Nov. 8, 2007] 

§ 21.8

Approval of articles. 

If an article is required to be ap-

proved under this chapter, it may be 
approved— 

(a) Under a PMA; 
(b) Under a TSO; 
(c) In conjunction with type certifi-

cation procedures for a product; or 

(d) In any other manner approved by 

the FAA. 

[Doc. No. FAA-2006-25877, Amdt. 21–92, 74 FR 
53385, Oct. 16, 2009] 

§ 21.9

Replacement and modification 

articles. 

(a) If a person knows, or should 

know, that a replacement or modifica-
tion article is reasonably likely to be 
installed on a type-certificated prod-
uct, the person may not produce that 
article unless it is— 

(1) Produced under a type certificate; 

(2) Produced under an FAA produc-

tion approval; 

(3) A standard part (such as a nut or 

bolt) manufactured in compliance with 
a government or established industry 
specification; 

(4) A commercial part as defined in 

§ 21.1 of this part; 

(5) Produced by an owner or operator 

for maintaining or altering that owner 
or operator’s product; or 

(6) Fabricated by an appropriately 

rated certificate holder with a quality 
system, and consumed in the repair or 
alteration of a product or article in ac-
cordance with part 43 of this chapter. 

(b) Except as provided in paragraphs 

(a)(1) through (a)(2) of this section, a 
person who produces a replacement or 
modification article for sale may not 
represent that part as suitable for in-
stallation on a type-certificated prod-
uct. 

(c) Except as provided in paragraphs 

(a)(1) through (a)(2) of this section, a 
person may not sell or represent an ar-
ticle as suitable for installation on an 
aircraft type-certificated under 
§§ 21.25(a)(2) or 21.27 unless that arti-
cle— 

(1) Was declared surplus by the U.S. 

Armed Forces, and 

(2) Was intended for use on that air-

craft model by the U.S. Armed Forces. 

[Doc. No. FAA–2006–25877, Amdt. 21–92, 74 FR 
53385, Oct. 16, 2009; Amdt. 21–92A, 75 FR 9095, 
Mar. 1, 2010] 

Subpart B—Type Certificates 

S

OURCE

: Docket No. 5085, 29 FR 14564, Oct. 

24, 1964, unless otherwise noted. 

§ 21.11

Applicability. 

This subpart prescribes— 
(a) Procedural requirements for the 

issue of type certificates for aircraft, 
aircraft engines, and propellers; and 

(b) Rules governing the holders of 

those certificates. 

§ 21.13

Eligibility. 

Any interested person may apply for 

a type certificate. 

[Amdt. 21–25, 34 FR 14068, Sept. 5, 1969] 

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