479
Federal Aviation Administration, DOT
§ 26.35
model listed in Table 1 of this section,
and each person subject to paragraph
(a)(3)(iii) of this section, must submit
for approval to the responsible Aircraft
Certification Service office an assess-
ment of the fuel tank system, as modi-
fied by their design change. The assess-
ment must identify any features of the
design change that compromise any
critical design configuration control
limitation (CDCCL) applicable to any
airplane on which the design change is
eligible for installation.
(1) Holders of supplemental type cer-
tificates and field approvals: Before
June 26, 2011.
(2) Applicants for supplemental type
certificates and for amendments to
type certificates: Before June 26, 2011
or before the certificate is issued,
whichever occurs later.
T
ABLE
1
Model—Boeing
747 Series
737 Series
777 Series
767 Series
757 Series
Model—Airbus
A318, A319, A320, A321 Series
A300, A310 Series
A330, A340 Series
(d)
Design Changes and Service Instruc-
tions.
By the times specified in para-
graph (e) of this section, each person
subject to this section must meet the
requirements of paragraphs (d)(1) or
(d)(2) of this section, as applicable.
(1) For holders and applicants subject
to paragraph (a)(1) or (a)(3)(iii) of this
section, if the assessment required by
paragraph (c) of this section identifies
any features of the design change that
compromise any CDCCL applicable to
any airplane on which the design
change is eligible for installation, the
holder or applicant must submit for ap-
proval by the responsible Aircraft Cer-
tification Service office design changes
and service instructions for Flamma-
bility Impact Mitigation Means
(FIMM) that would bring the design
change into compliance with the
CDCCL. Any fuel tank modified as re-
quired by this paragraph must also be
evaluated as required by paragraph (b)
of this section.
(2) Applicants subject to paragraph
(a)(2), or (a)(3)(i) of this section must
comply with the requirements of 14
CFR 25.981, in effect on December 26,
2008.
(3) Applicants subject to paragraph
(a)(3)(ii) of this section must comply
with the requirements of 14 CFR 26.33.
(e)
Compliance Times for Design
Changes and Service Instructions.
The
following persons subject to this sec-
tion must comply with the require-
ments of paragraph (d) of this section
at the specified times.
(1) Holders of supplemental type cer-
tificates and field approvals: Before De-
cember 26, 2012.
(2) Applicants for supplemental type
certificates and for amendments to
type certificates: Before December 26,
2012, or before the certificate is issued,
whichever occurs later.
(f)
Compliance Planning.
By the appli-
cable date specified in Table 2 of this
section, each person subject to para-
graph (a)(1) of this section must submit
for approval by the responsible Aircraft
Certification Service office compliance
plans for the flammability exposure
analysis required by paragraph (b) of
this section, the impact assessment re-
quired by paragraph (c) of this section,
and the design changes and service in-
structions required by paragraph (d) of
this section. Each person’s compliance
plans must include the following:
(1) A proposed project schedule for
submitting the required analysis or im-
pact assessment.
(2) A proposed means of compliance
with paragraph (d) of this section.
(3) For the requirements of paragraph
(d) of this section, a proposal for sub-
mitting a draft of all design changes, if
any are required, and Airworthiness
Limitations (including CDCCLs) for re-
view by the responsible Aircraft Cer-
tification Service office not less than
60 days before the compliance time
specified in paragraph (e) of this sec-
tion.
(4) For the requirements of paragraph
(d) of this section, a proposal for how
the approved service information and
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