background image

865 

Federal Aviation Administration, DOT 

§ 45.21 

(b) Except as provided in paragraph 

(d)(1) of this section, no person may re-
move, change, or place identification 
information required by paragraph (a) 
of this section, on any aircraft, aircraft 
engine, propeller, propeller blade, or 
propeller hub, without the approval of 
the FAA. 

(c) Except as provided in paragraph 

(d)(2) of this section, no person may re-
move or install any identification plate 
required by § 45.11, without the ap-
proval of the FAA. 

(d) Persons performing work under 

the provisions of Part 43 of this chapter 
may, in accordance with methods, 
techniques, and practices acceptable to 
the FAA— 

(1) Remove, change, or place the 

identification information required by 
paragraph (a) of this section on any 
aircraft, aircraft engine, propeller, pro-
peller blade, or propeller hub; or 

(2) Remove an identification plate re-

quired by § 45.11 when necessary during 
maintenance operations. 

(e) No person may install an identi-

fication plate removed in accordance 
with paragraph (d)(2) of this section on 
any aircraft, aircraft engine, propeller, 
propeller blade, or propeller hub other 
than the one from which it was re-
moved. 

[Amdt. 45–3, 32 FR 188, Jan. 10, 1967, as 
amended by Amdt. 45–10, 44 FR 45379, Aug. 2, 
1979; Amdt. 45–12, 45 FR 60183, Sept. 11, 1980; 
Amdt. 45–20, 55 FR 32861, Aug. 10, 1990; 55 FR 
37287, Sept. 10, 1990; Amdt. 45–26, 74 FR 53395, 
Oct. 16, 2009; Amdt. 45–28, 77 FR 76854, Dec. 31, 
2012] 

§ 45.15

Marking requirements for PMA 

articles, TSO articles, and Critical 
parts. 

(a) 

PMA articles. The manufacturer of 

a PMA article must permanently and 
legibly mark— 

(1) Each PMA article, with the PMA 

holder’s name, trademark, symbol, or 
other FAA approved identification and 
part number; and 

(2) The letters ‘‘FAA–PMA’’. 
(b) 

TSO articles. The manufacturer of 

a TSO article must permanently and 
legibly mark — 

(1) Each TSO article with the TSO 

holder’s name, trademark, symbol, or 
other FAA approved identification and 
part number; and 

(2) Each TSO article, unless other-

wise specified in the applicable TSO, 
with the TSO number and letter of des-
ignation, all markings specifically re-
quired by the applicable TSO, and the 
serial number or the date of manufac-
ture of the article or both. 

(c) 

Critical parts. Each person who 

manufactures a part for which a re-
placement time, inspection interval, or 
related procedure is specified in the 
Airworthiness Limitations section of a 
manufacturer’s maintenance manual or 
Instructions for Continued Airworthi-
ness must permanently and legibly 
mark that part with a serial number 
(or equivalent) unique to that part in 
addition to the other applicable re-
quirements of this section. 

(d) If the FAA finds a part or article 

is too small or otherwise impractical 
to mark with any of the information 
required by this part, the manufacturer 
must attach that information to the 
part or its container. 

[Doc. No. FAA–2006–25877, 74 FR 53395, Oct. 
16, 2009] 

§ 45.16

Marking of life-limited parts. 

When requested by a person required 

to comply with § 43.10 of this chapter, 
the holder of a type certificate or de-
sign approval for a life-limited part 
must provide marking instructions, or 
must state that the part cannot be 
practicably marked without compro-
mising its integrity. 

[Doc. No. FAA–200–8017, 67 FR 2110, Jan. 15, 
2002, as amended by Amdt. 45–26, 74 FR 53395, 
Oct. 16, 2009] 

Subpart C—Nationality and 

Registration Marks 

§ 45.21

General. 

(a) Except as provided in § 45.22, no 

person may operate a U.S.-registered 
aircraft unless that aircraft displays 
nationality and registration marks in 
accordance with the requirements of 
this section and §§ 45.23 through 45.33. 

(b) Unless otherwise authorized by 

the FAA, no person may place on any 
aircraft a design, mark, or symbol that 
modifies or confuses the nationality 
and registration marks. 

(c) Aircraft nationality and registra-

tion marks must— 

VerDate Sep<11>2014 

09:06 Jun 28, 2024

Jkt 262046

PO 00000

Frm 00875

Fmt 8010

Sfmt 8010

Y:\SGML\262046.XXX

262046

jspears on DSK121TN23PROD with CFR