SECTION	Title	Time
§ 121.316	§ 121.316 Fuel tanks.	Apr. 30, 2021
§ 121.317	§ 121.317 Passenger information requirements, smoking prohibitions, and additional seat belt requirements.	Apr. 30, 2021
§ 121.318	§ 121.318 Public address system.	Apr. 30, 2021
§ 121.319	§ 121.319 Crewmember interphone system.	Apr. 30, 2021
§ 121.321	§ 121.321 Operations in icing.	Apr. 30, 2021
§ 121.323	§ 121.323 Instruments and equipment for operations at night.	Apr. 30, 2021
§ 121.325	§ 121.325 Instruments and equipment for operations under IFR or over-the-top.	Apr. 30, 2021
§ 121.327	§ 121.327 Supplemental oxygen: Reciprocating engine powered airplanes.	Apr. 30, 2021
§ 121.329	§ 121.329 Supplemental oxygen for sustenance: Turbine engine powered airplanes.	Apr. 30, 2021
§ 121.331	§ 121.331 Supplemental oxygen requirements for pressurized cabin airplanes: Reciprocating engine powered airplanes.	Apr. 30, 2021
§ 121.333	§ 121.333 Supplemental oxygen for emergency descent and for first aid; turbine engine powered airplanes with pressurized cabins.	Apr. 30, 2021
§ 121.335	§ 121.335 Equipment standards.	Apr. 30, 2021
§ 121.337	§ 121.337 Protective breathing equipment.	Apr. 30, 2021
§ 121.339	§ 121.339 Emergency equipment for extended over-water operations.	Apr. 30, 2021
§ 121.340	§ 121.340 Emergency flotation means.	Apr. 30, 2021