Subpart K - INSTRUMENT AND EQUIPMENT REQUIREMENTS
- Section 121.301 - Applicability
- Section 121.303 - Airplane instruments and equipment
- Section 121.305 - Flight and navigational equipment
- Section 121.306 - Portable electronic devices
- Section 121.307 - Engine instruments
- Section 121.308 - Lavatory fire protection
- Section 121.309 - Emergency equipment
- Section 121.310 - Additional emergency equipment
- Section 121.311 - Seats, safety belts, and shoulder harnesses
- Section 121.312 - Materials for compartment interiors
- Section 121.313 - Miscellaneous equipment
- Section 121.314 - Cargo and baggage compartments
- Section 121.315 - Cockpit check procedure
- Section 121.316 - Fuel tanks
- Section 121.317 - Passenger information requirements, smoking prohibitions, and additional seat belt requirements
- Section 121.318 - Public address system
- Section 121.319 - Crewmember interphone system
- Section 121.321 - Operations in icing
- Section 121.323 - Instruments and equipment for operations at night
- Section 121.325 - Instruments and equipment for operations under IFR or over-the-top
- Section 121.327 - Supplemental oxygen: Reciprocating engine powered airplanes
- Section 121.329 - Supplemental oxygen for sustenance: Turbine engine powered airplanes
- Section 121.331 - Supplemental oxygen requirements for pressurized cabin airplanes: Reciprocating engine powered airplanes
- Section 121.333 - Supplemental oxygen for emergency descent and for first aid; turbine engine powered airplanes with pressurized cabins
- Section 121.335 - Equipment standards
- Section 121.337 - Protective breathing equipment
- Section 121.339 - Emergency equipment for extended over-water operations
- Section 121.340 - Emergency flotation means
- Section 121.341 - Equipment for operations in icing conditions
- Section 121.342 - Pitot heat indication systems
- Section 121.343 - Flight data recorders
- Section 121.344 - Digital flight data recorders for transport category airplanes
- Section 121.344a - Digital flight data recorders for 10-19 seat airplanes
- Section 121.345 - Radio equipment
- Section 121.346 - Flight data recorders: filtered data
- Section 121.347 - Communication and navigation equipment for operations under VFR over routes navigated by pilotage
- Section 121.349 - Communication and navigation equipment for operations under VFR over routes not navigated by pilotage or for operations under IFR or over the top
- Section 121.351 - Communication and navigation equipment for extended over-water operations and for certain other operations
- Section 121.353 - Emergency equipment for operations over uninhabited terrain areas: Flag, supplemental, and certain domestic operations
- Section 121.354 - Terrain awareness and warning system
- Section 121.355 - Equipment for operations on which specialized means of navigation are used
- Section 121.356 - Collision avoidance system
- Section 121.357 - Airborne weather radar equipment requirements
- Section 121.358 - Low-altitude windshear system equipment requirements
- Section 121.359 - Cockpit voice recorders
- Section 121.360 - Reserved