Regulations last checked for updates: Feb 11, 2026

Title 14 - Aeronautics and Space last revised: Dec 19, 2026
All TitlesTitle 14Chapter IPart 21Subpart K - Subpart K—Parts Manufacturer Approvals
View all text of Subpart K [§ 21.301 - § 21.320]
§ 21.307 - Quality system.

Each applicant for or holder of a PMA must establish a quality system that meets the requirements of § 21.137.

authority: 42 U.S.C. 7572; 49 U.S.C. 106(f), 40105, 40113, 44701-44702, 44704, 44707, 44709, 44711, 44713, 44715, 45303
cite as: 14 CFR 21.307
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