14 CFR Part 21 - CERTIFICATION PROCEDURES FOR PRODUCTS AND ARTICLES
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- Special Federal Aviation Regulation No. 88—Fuel Tank System Fault Tolerance Evaluation Requirements
- Subpart A—General (§§ 21.1 - 21.9)
- Subpart B—Type Certificates (§§ 21.11 - 21.55)
- Subpart C—Provisional Type Certificates (§§ 21.71 - 21.85)
- Subpart D—Changes to Type Certificates (§§ 21.91 - 21.101)
- Subpart E—Supplemental Type Certificates (§§ 21.111 - 21.120)
- Subpart F—Production Under Type Certificate (§§ 21.121 - 21.130)
- Subpart G—Production Certificates (§§ 21.131 - 21.150)
- Subpart H—Airworthiness Certificates (§§ 21.171 - 21.199)
- Subpart I—Provisional Airworthiness Certificates (§§ 21.211 - 21.225)
- Subpart J [Reserved]
- Subpart K—Parts Manufacturer Approvals (§§ 21.301 - 21.320)
- Subpart L—Export Airworthiness Approvals (§§ 21.321 - 21.335)
- Subpart M [Reserved]
- Subpart N—Acceptance of Aircraft Engines, Propellers, and Articles for Import (§§ 21.500 - 21.502)
- Subpart O—Technical Standard Order Approvals (§§ 21.601 - 21.621)
- Subpart P—Special Federal Aviation Regulations (§ 21.700)
Authority:
42 U.S.C. 7572; 49 U.S.C. 106(f), 106(g), 40105, 40113, 44701-44702, 44704, 44707, 44709, 44711, 44713, 44715, 45303; Sec. 102, Pub. L. 116-260, 134 Stat. 2309.
Link to an amendment published at 90 FR 35204, July 24, 2025.
Editorial Notes:
1. For miscellaneous amendments to cross references in this 21 see Amdt. 21-10, 31 FR 9211, July 6, 1966.
2. Nomenclature changes to part 21 appear at 74 FR 53384, Oct. 16, 2009.