14 CFR Part 399
34 sections · 1 appendices · 8 subparts · Amended 2026-09-15
STATEMENTS OF GENERAL POLICY
1 Legal Interpretations View on eCFR ↗
Authority49 U.S.C. 41712, 40113(a).
SourcePS-21, 29 FR 1446, Jan. 29, 1964, unless otherwise noted.
Subpart A— Applicability and Effects of Policy Statements 5 sections
Subpart B— Policies Relating to Operating Authority 6 sections
- § 399.10-399.11 -399.11 [Reserved]
- § 399.12 Negotiation by air carriers for landing rights in foreign countries.
- § 399.13-399.17 -399.17 [Reserved]
- § 399.18 Maximum duration of fixed-term route authorization granted by exemption; renewal of such authority.
- § 399.19 [Reserved]
- § 399.21 Charter exemptions (except military).
Subpart C— Policies Relating to Rates and Tariffs 3 sections
Subpart E— Policies Relating to Hearing Matters 4 sections
Subpart F— Policies Relating to Rulemaking Proceedings 3 sections
Subpart G— Policies Relating to Enforcement 11 sections
- § 399.79 Policies relating to unfair and deceptive practices.
- § 399.80 Unfair and deceptive practices of ticket agents.
- § 399.81 Unrealistic or deceptive scheduling.
- § 399.82 Passing off of carrier identity by affiliation between carriers.
- § 399.83 Unfair or deceptive practice of air carrier, foreign air carrier, or ticket agent in orally confirming to prospective passenger reserved space on scheduled flights.
- § 399.84 Price advertising and opt-out provisions.
- § 399.85 Notice of baggage fees and other fees.
- § 399.86 Payments for non-air transportation services for air cargo.
- § 399.87 Baggage allowances and fees.
- § 399.88 Prohibition on post-purchase price increase.
- § 399.89 Disclosure of potential for price increase before payment.
Subpart H— Other Policies Relating to Interests, Activities, and Relationships of Air Carriers 1 section
Subpart K— Policies Relating to Certificate Duration 1 section
Appendices & SFARs
Recent Federal Register activity last 25 of 73, newest first
- 2026-04-27RuleAdministrative Rulemaking, Guidance, and Enforcement ProceduresFR ↗
- 2025-12-05RuleAirline Refunds and Other Consumer ProtectionsFR ↗
- 2025-10-30NPRMProcedures in Regulating and Enforcing Unfair or Deceptive PracticesFR ↗
- 2025-08-19RuleNotice of Termination of Rulemaking ActionFR ↗
- 2025-05-16NPRMAdministrative Rulemaking, Guidance, and Enforcement ProceduresFR ↗
- 2024-08-12RuleRefunds and Other Consumer Protections (2024 FAA Reauthorization)FR ↗
- 2024-04-30RuleEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2024-04-26RuleRefunds and Other Consumer ProtectionsFR ↗
- 2023-06-16RuleClarification of Formal Enforcement Procedures for Unfair and Deceptive PracticesFR ↗
- 2023-03-14NPRMAirline Ticket Refunds and Consumer ProtectionsFR ↗
- 2023-03-14NPRMEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2023-03-03NPRMEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2023-03-03NPRMAirline Ticket Refunds and Consumer Protections; Public HearingFR ↗
- 2023-01-26NPRMEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2022-12-20NPRMEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2022-11-17NPRMAirline Ticket Refunds and Consumer ProtectionsFR ↗
- 2022-10-20NPRMEnhancing Transparency of Airline Ancillary Service FeesFR ↗
- 2022-08-29RuleGuidance Regarding Interpretation of Unfair and Deceptive PracticesFR ↗
- 2022-08-22NPRMAirline Ticket Refunds and Consumer ProtectionsFR ↗
- 2022-02-02RuleProcedures in Regulating Unfair or Deceptive PracticesFR ↗
- 2021-04-02RuleAdministrative Rulemaking, Guidance, and Enforcement ProceduresFR ↗
- 2020-12-07RuleDefining Unfair or Deceptive PracticesFR ↗
- 2020-05-05NPRMDefining Unfair or Deceptive PracticesFR ↗
- 2020-02-28NPRMDefining Unfair or Deceptive PracticesFR ↗
- 2017-12-14NPRMTransparency of Airline Ancillary Service FeesFR ↗
+ 48 more on federalregister.gov