SECTION	Title	Time
§ 399.73	§ 399.73 Definition of small business for Regulatory Flexibility Act.	May 27, 2026
§ 399.75	§ 399.75 Rulemakings relating to unfair and deceptive practices.	May 27, 2026
§ 399.79	§ 399.79 Policies relating to unfair and deceptive practices.	May 27, 2026
§ 399.80	§ 399.80 Unfair and deceptive practices of ticket agents.	May 27, 2026
§ 399.81	§ 399.81 Unrealistic or deceptive scheduling.	May 27, 2026
§ 399.82	§ 399.82 Passing off of carrier identity by affiliation between carriers.	May 27, 2026
§ 399.83	§ 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.	May 27, 2026
§ 399.84	§ 399.84 Price advertising and opt-out provisions.	May 27, 2026
§ 399.85	§ 399.85 Notice of ancillary service fees.	May 27, 2026
§ 399.86	§ 399.86 Payments for non-air transportation services for air cargo.	May 27, 2026
§ 399.87	§ 399.87 Baggage allowances and fees.	May 27, 2026
§ 399.88	§ 399.88 Prohibition on post-purchase price increase.	May 27, 2026
§ 399.89	§ 399.89 Disclosure of potential for price increase before payment.	May 27, 2026
§ 399.91	§ 399.91 Air carrier participation in programs of technical assistance to airlines of less developed countries.	May 27, 2026
§ 399.120	§ 399.120 Duration of certificates in limited-entry markets.	May 27, 2026