364 

14 CFR Ch. I (1–1–19 Edition) 

§ 125.509 

(3) deHavilland D.H. 106 Comet 4C 
(4) VFW–Vereinigte Flugtechnische 

Werk VFW–614 

(5) Illyushin Aviation IL 96T 
(6) Bristol Aircraft Britannia 305 
(7) Handley Page Herald Type 300 
(8) Avions Marcel Dassault—Breguet 

Aviation Mercure 100C 

(9) Airbus Caravelle 
(10) Lockheed L–300 

[Amdt. 125–53, 72 FR 63412, Nov. 8, 2007, as 
amended by Docket FAA–2018–0119, Amdt. 
125–68, 83 FR 9174, Mar. 5, 2018] 

§ 125.509

Flammability reduction 

means. 

(a) 

Applicability. 

Except as provided 

in paragraph (m) of this section, this 
section applies to transport category, 
turbine-powered airplanes with a type 
certificate issued after January 1, 1958, 
that, as a result of original type cer-
tification or later increase in capacity 
have: 

(1) A maximum type-certificated pas-

senger capacity of 30 or more, or 

(2) A maximum payload capacity of 

7,500 pounds or more. 

(b) 

New Production Airplanes. 

Except 

in accordance with § 125.201, no person 
may operate an airplane identified in 
Table 1 of this section (including all- 
cargo airplanes) for which the State of 
Manufacture issued the original certifi-
cate of airworthiness or export air-
worthiness approval after December 27, 
2010 unless an Ignition Mitigation 
Means (IMM) or Flammability Reduc-
tion Means (FRM) meeting the require-
ments of § 26.33 of this chapter is oper-
ational. 

T

ABLE

1 

Model—Boeing Model—Airbus 

747 Series 

A318, A319, A320, A321 Series 

737 Series 

A330, A340 Series 

777 Series 
767 Series 

(c) 

Auxiliary Fuel Tanks. 

After the ap-

plicable date stated in paragraph (e) of 
this section, no person may operate 
any airplane subject to § 26.33 of this 
chapter that has an Auxiliary Fuel 
Tank installed pursuant to a field ap-
proval, unless the following require-
ments are met: 

(1) The person complies with 14 CFR 

26.35 by the applicable date stated in 
that section. 

(2) The person installs Flammability 

Impact Mitigation Means (FIMM), if 
applicable, that is approved by the re-
sponsible Aircraft Certification Service 
office. 

(3) Except in accordance with 

§ 125.201, the FIMM, if applicable, are 
operational. 

(d) 

Retrofit. 

Except as provided in 

paragraph (j) of this section, after the 
dates specified in paragraph (e) of this 
section, no person may operate an air-
plane to which this section applies un-
less the requirements of paragraphs 
(d)(1) and (d)(2) of this section are met. 

(1) Ignition Mitigation Means (IMM), 

Flammability Reduction Means (FRM), 
or FIMM, if required by §§ 26.33, 26.35, or 
26.37 of this chapter, that are approved 
by the responsible Aircraft Certifi-
cation Service office, are installed 
within the compliance times specified 
in paragraph (e) of this section. 

(2) Except in accordance with § 125.201 

of this part, the IMM, FRM or FIMM, 
as applicable, are operational. 

(e) 

Compliance Times. 

The installa-

tions required by paragraph (d) of this 
section must be accomplished no later 
than the applicable dates specified in 
paragraph (e)(1), (e)(2) or (e)(3) of this 
section. 

(1) Fifty percent of each person’s 

fleet of airplanes subject to paragraph 
(d)(1) of this section must be modified 
no later than December 26, 2014. 

(2) One hundred percent of each per-

son’s fleet of airplanes subject to para-
graph (d)(1) of this section must be 
modified no later than December 26, 
2017. 

(3) For those persons that have only 

one airplane of a model identified in 
Table 1 of this section, the airplane 
must be modified no later than Decem-
ber 26, 2017. 

(f) 

Compliance after Installation. 

Ex-

cept in accordance with § 125.201, no 
person may— 

(1) Operate an airplane on which IMM 

or FRM has been installed before the 
dates specified in paragraph (e) of this 
section unless the IMM or FRM is oper-
ational, or 

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