SECTION	Title	Time
§ 221.53	§ 221.53 Proportional fares.	May 27, 2026
§ 221.54	§ 221.54 Fares stated in percentages of other fares; other relationships prohibited.	May 27, 2026
§ 221.55	§ 221.55 Conflicting or duplicating fares prohibited.	May 27, 2026
§ 221.56	§ 221.56 Applicable fare when no through local or joint fares.	May 27, 2026
§ 221.60	§ 221.60 When reference to governing tariffs permitted.	May 27, 2026
§ 221.61	§ 221.61 Rules and regulations governing foreign air transportation.	May 27, 2026
§ 221.62	§ 221.62 Explosives and other dangerous or restricted articles.	May 27, 2026
§ 221.63	§ 221.63 Other types of governing tariffs.	May 27, 2026
§ 221.70	§ 221.70 Who may amend tariffs.	May 27, 2026
§ 221.71	§ 221.71 Requirement of clarity and specificity.	May 27, 2026
§ 221.72	§ 221.72 Reinstating canceled or expired tariff provisions.	May 27, 2026
§ 221.80	§ 221.80 Effect of suspension by Department.	May 27, 2026
§ 221.81	§ 221.81 Suspension supplement.	May 27, 2026
§ 221.82	§ 221.82 Reissue of matter continued in effect by suspension to be canceled upon termination of suspension.	May 27, 2026
§ 221.83	§ 221.83 Tariff must be amended to make suspended matter effective.	May 27, 2026