Regulations last checked for updates: Nov 23, 2024

Title 14 - Aeronautics and Space last revised: Nov 21, 2024
§ 39.3 - Definition of airworthiness directives.

FAA's airworthiness directives are legally enforceable rules that apply to the following products: aircraft, aircraft engines, propellers, and appliances.

authority: 49 U.S.C. 106(g), 40113, 44701
source: Docket No. FAA-2000-8460, 67 FR 48003, July 22, 2002, unless otherwise noted.
cite as: 14 CFR 39.3