Atlas / eCFR / Subchapter C / Part 39
14 CFR · Part 39
AIRWORTHINESS DIRECTIVES
8 Legal Interpretations 1 Special Conditions
Authority
49 U.S.C. 106(g), 40113, 44701.
Source
Docket No. FAA-2000-8460, 67 FR 48003, July 22, 2002, unless otherwise noted.
- § 39.1 § 39.1 Purpose of this regulation. ↗
- § 39.3 § 39.3 Definition of airworthiness directives. ↗
- § 39.5 § 39.5 When does FAA issue airworthiness directives? ↗
- § 39.7 § 39.7 What is the legal effect of failing to comply with an airworthiness directive? ↗
- § 39.9 § 39.9 What if I operate an aircraft or use a product that does not meet the requirements of an airworthiness directive? ↗
- § 39.11 § 39.11 What actions do airworthiness directives require? ↗
- § 39.13 § 39.13 Are airworthiness directives part of the Code of Federal Regulations? ↗
- § 39.15 § 39.15 Does an airworthiness directive apply if the product has been changed? ↗
- § 39.17 § 39.17 What must I do if a change in a product affects my ability to accomplish the actions required in an airworthiness directive? ↗
- § 39.19 § 39.19 May I address the unsafe condition in a way other than that set out in the airworthiness directive? ↗
- § 39.21 § 39.21 Where can I get information about FAA-approved alternative methods of compliance? ↗
- § 39.23 § 39.23 May I fly my aircraft to a repair facility to do the work required by an airworthiness directive? ↗
- § 39.25 § 39.25 How do I get a special flight permit? ↗
- § 39.27 § 39.27 What do I do if the airworthiness directive conflicts with the service document on which it is based? ↗
Related Advisory Circulars
ACs whose subject series maps to Part 39. 5 current, 2 cancelled.
- AC 39-10Alternative Methods of ComplianceCurrent2016-09-14↗
- AC 39-7DAirworthiness DirectivesCurrent2012-03-02↗
- AC 39-9Airworthiness Directives Management ProcessCurrent2011-06-01↗
- AC 39-8Continued Airworthiness Assessments of Powerplant and Auxiliary Power Unit Installations of Transport Category AirplanesCurrent2003-09-08↗
- AC 39-1AJIG Fixtures; Replacement of Wing Attach Angles and Doublers on Douglas DC-3 Series Aircraft, Airworthiness Directive 66-18-2Current1970-03-05↗
- AC 39-6RAnnouncement of Availability - Summary of Airworthiness DirectivesCancelled1996-05-15↗
- AC 39-7CAirworthiness DirectivesCancelled1995-11-16↗
Recent Federal Register activity
The last 25 of 10,000 Federal Register documents that touch 14 CFR Part 39, newest first.
- 2026-04-28RuleAirworthiness Directives; Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca, S.A.) EnginesRead →
- 2026-04-27NPRMAirworthiness Directives; The Boeing Company AirplanesRead →
- 2026-04-24RuleAirworthiness Directives; Pratt & Whitney EnginesRead →
- 2026-04-24RuleAirworthiness Directives; Bombardier, Inc., AirplanesRead →
- 2026-04-24RuleAirworthiness Directives; Dassault Aviation AirplanesRead →
- 2026-04-24RuleAirworthiness Directives; Pilatus Aircraft Ltd. AirplanesRead →
- 2026-04-24RuleAirworthiness Directives; B/E Aerospace Fischer GmbH Medical SeatsRead →
- 2026-04-23NPRMAirworthiness Directives; Various HelicoptersRead →
- 2026-04-23NPRMAirworthiness Directives; Bell Textron Canada Limited HelicoptersRead →
- 2026-04-23NPRMAirworthiness Directives; The Boeing Company AirplanesRead →
- 2026-04-23NPRMAirworthiness Directives; Bombardier, Inc., AirplanesRead →
- 2026-04-22RuleAirworthiness Directives; The Boeing Company AirplanesRead →
- 2026-04-21RuleAirworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) AirplanesRead →
- 2026-04-21NPRMAirworthiness Directives; Various HelicoptersRead →
- 2026-04-15NPRMAirworthiness Directives; Airbus HelicoptersRead →
- 2026-04-15NPRMAirworthiness Directives; Airbus SAS AirplanesRead →
- 2026-04-14RuleAirworthiness Directives; Pilatus Aircraft Ltd. AirplanesRead →
- 2026-04-14NPRMAirworthiness Directives; Columbia Helicopters, Inc. and Restricted Category Model CH-47D HelicoptersRead →
- 2026-04-14RuleAirworthiness Directives; Airbus SAS AirplanesRead →
- 2026-04-14RuleAirworthiness Directives; Airbus HelicoptersRead →
- 2026-04-14RuleAirworthiness Directives; Airbus HelicoptersRead →
- 2026-04-14RuleAirworthiness Directives; Airbus HelicoptersRead →
- 2026-04-13NPRMAirworthiness Directives; Airbus HelicoptersRead →
- 2026-04-13NPRMAirworthiness Directives; Airbus SAS AirplanesRead →
- 2026-04-10NPRMAirworthiness Directives; Airbus SAS AirplanesRead →
+ 9,975 more on federalregister.gov