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CHAPTER I--FEDERAL AVIATION
ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
PART 121--OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL
OPERATIONS
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121.1 |
Applicability. |
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121.2 |
Compliance schedule for operators that transition to part 121; certain
new entrant operators. |
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121.4 |
Applicability of rules to unauthorized operators. |
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121.11 |
Rules applicable to operations in a foreign country. |
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121.15 |
Carriage of narcotic drugs, marihuana, and depressant or stimulant drugs
or substances. |
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121.91 |
Applicability. |
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121.93 |
Route requirements: General. |
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121.95 |
Route width. |
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121.97 |
Airports: Required data. |
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121.99 |
Communication facilities. |
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121.101 |
Weather reporting facilities. |
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121.103 |
En route navigational facilities. |
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121.105 |
Servicing and maintenance facilities. |
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121.107 |
Dispatch centers. |
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121.111 |
Applicability. |
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121.113 |
Area and route requirements: General. |
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121.115 |
Route width. |
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121.117 |
Airports: Required data. |
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121.119 |
Weather reporting facilities. |
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121.121 |
En route navigational facilities. |
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121.123 |
Servicing maintenance facilities. |
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121.125 |
Flight following system. |
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121.127 |
Flight following system; requirements. |
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121.131 |
Applicability. |
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121.133 |
Preparation. |
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121.135 |
Contents. |
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121.137 |
Distribution and availability. |
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121.139 |
Requirements for manual aboard aircraft: Supplemental operations. |
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121.141 |
Airplane flight manual. |
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121.151 |
Applicability. |
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121.153 |
Aircraft requirements: General. |
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121.157 |
Aircraft certification and equipment requirements. |
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121.159 |
Single-engine airplanes prohibited. |
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121.161 |
Airplane limitations: Type of route. |
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121.163 |
Aircraft proving tests. |
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121.171 |
Applicability. |
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121.173 |
General. |
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121.175 |
Airplanes: Reciprocating engine-powered: Weight limitations. |
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121.177 |
Airplanes: Reciprocating engine-powered: Takeoff limitations. |
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121.179 |
Airplanes: Reciprocating engine-powered: En route limitations: All
engines operating. |
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121.181 |
Airplanes: Reciprocating engine-powered: En route limitations: One
engine inoperative. |
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121.183 |
Part 25 airplanes with four or more engines: Reciprocating engine
powered: En route limitations: Two engines inoperative. |
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121.185 |
Airplanes: Reciprocating engine-powered: Landing limitations:
Destination airport. |
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121.187 |
Airplanes: Reciprocating engine-powered: Landing limitations: Alternate
airport. |
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121.189 |
Airplanes: Turbine engine powered: Takeoff limitations. |
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121.191 |
Airplanes: Turbine engine powered: En route limitations: One engine
inoperative. |
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121.193 |
Airplanes: Turbine engine powered: En route limitations: Two engines
inoperative. |
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121.195 |
Airplanes: Turbine engine powered: Landing limitations: Destination
airports. |
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121.197 |
Airplanes: Turbine engine powered: Landing limitations: Alternate
airports. |
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121.198 |
Cargo service airplanes: Increased zero fuel and landing weights. |
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121.199 |
Nontransport category airplanes: Takeoff limitations. |
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121.201 |
Nontransport category airplanes: En route limitations: One engine
inoperative. |
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121.203 |
Nontransport category airplanes: Landing limitations: Destination
airport. |
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121.205 |
Nontransport category airplanes: Landing limitations: Alternate airport. |
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121.207 |
Provisionally certificated airplanes: Operating limitations. |
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121.211 |
Applicability. |
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121.215 |
Cabin interiors. |
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121.217 |
Internal doors. |
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121.219 |
Ventilation. |
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121.221 |
Fire precautions. |
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121.223 |
Proof of compliance with 121.221. |
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121.225 |
Propeller deicing fluid. |
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121.227 |
Pressure cross-feed arrangements. |
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121.229 |
Location of fuel tanks. |
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121.231 |
Fuel system lines and fittings. |
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121.233 |
Fuel lines and fittings in designated fire zones. |
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121.235 |
Fuel valves. |
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121.237 |
Oil lines and fittings in designated fire zones. |
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121.239 |
Oil valves. |
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121.241 |
Oil system drains. |
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121.243 |
Engine breather lines. |
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121.245 |
Fire walls. |
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121.247 |
Fire-wall construction. |
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121.249 |
Cowling. |
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121.251 |
Engine accessory section diaphragm. |
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121.253 |
Powerplant fire protection. |
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121.255 |
Flammable fluids. |
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121.257 |
Shutoff means. |
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121.259 |
Lines and fittings. |
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121.261 |
Vent and drain lines. |
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121.263 |
Fire-extinguishing systems. |
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121.265 |
Fire-extinguishing agents. |
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121.267 |
Extinguishing agent container pressure relief. |
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121.269 |
Extinguishing agent container compartment temperature. |
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121.271 |
Fire-extinguishing system materials. |
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121.273 |
Fire-detector systems. |
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121.275 |
Fire detectors. |
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121.277 |
Protection of other airplane components against fire. |
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121.279 |
Control of engine rotation. |
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121.281 |
Fuel system independence. |
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121.283 |
Induction system ice prevention. |
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121.285 |
Carriage of cargo in passenger compartments. |
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121.287 |
Carriage of cargo in cargo compartments. |
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121.289 |
Landing gear: Aural warning device. |
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121.291 |
Demonstration of emergency evacuation procedures. |
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121.293 |
Special airworthiness requirements for nontransport category airplanes
type certificated after December 31, 1964. |
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121.301 |
Applicability. |
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121.303 |
Airplane instruments and equipment. |
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121.303 |
Airplane instruments and equipment. |
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121.305 |
Flight and navigational equipment. |
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121.306 |
Portable electronic devices. |
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121.307 |
Engine instruments. |
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121.308 |
Lavatory fire protection. |
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121.309 |
Emergency equipment. |
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121.310 |
Additional emergency equipment. |
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121.311 |
Seats, safety belts, and shoulder harnesses. |
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121.312 |
Materials for compartment interiors. |
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121.313 |
Miscellaneous equipment. |
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121.314 |
Cargo and baggage compartments. |
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121.315 |
Cockpit check procedure. |
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121.316 |
Fuel tanks. |
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121.317 |
Passenger information requirements, smoking prohibitions, and additional
seat belt requirements. |
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121.318 |
Public address system. |
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121.319 |
Crewmember interphone system. |
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121.323 |
Instruments and equipment for operations at night. |
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121.323 |
Instruments and equipment for operations at night. |
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121.325 |
Instruments and equipment for operations under IFR or over-the-top. |
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121.325 |
Instruments and equipment for operations under IFR or over-the-top. |
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121.327 |
Supplemental oxygen: Reciprocating engine powered airplanes. |
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121.329 |
Supplemental oxygen for sustenance: Turbine engine powered airplanes. |
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121.331 |
Supplemental oxygen requirements for pressurized cabin airplanes:
Reciprocating engine powered airplanes. |
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121.333 |
Supplemental oxygen for emergency descent and for first aid; turbine
engine powered airplanes with pressurized cabins. |
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121.335 |
Equipment standards. |
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121.337 |
Protective breathing equipment. |
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121.339 |
Emergency equipment for extended over-water operations. |
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121.340 |
Emergency flotation means. |
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121.341 |
Equipment for operations in icing conditions. |
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121.342 |
Pitot heat indication systems. |
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121.343 |
Flight recorders. |
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121.344 |
Digital flight data recorders for transport category airplanes. |
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121.344a |
Digital flight data recorders for 10-19 seat airplanes. |
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121.345 |
Radio equipment. |
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121.347 |
Radio equipment for operations under VFR over routes navigated by
pilotage. |
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121.349 |
Radio equipment for operations under VFR over routes not navigated by
pilotage or for operations under IFR or over-the-top. |
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121.351 |
Radio equipment for extended overwater operations and for certain other
operations. |
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121.353 |
Emergency equipment for operations over uninhabited terrain areas: Flag,
supplemental, and certain domestic operations. |
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121.354 |
Terrain awareness and warning system. |
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121.355 |
Equipment for operations on which specialized means of navigation are
used. |
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121.356 |
Traffic Alert and Collision Avoidance System. |
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121.357 |
Airborne weather radar equipment requirements. |
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121.358 |
Low-altitude windshear system equipment requirements. |
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121.359 |
Cockpit voice recorders. |
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121.360 |
Ground proximity warning-glide slope deviation alerting system. |
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121.361 |
Applicability. |
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121.363 |
Responsibility for airworthiness. |
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121.365 |
Maintenance, preventive maintenance, and alteration organization. |
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121.367 |
Maintenance, preventive maintenance, and alterations programs. |
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121.368 |
Aging airplane inspections and records reviews. |
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121.369 |
Manual requirements. |
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121.370 |
Repair assessment for pressurized fuselages. |
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121.370a |
Supplemental inspections. |
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121.371 |
Required inspection personnel. |
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121.373 |
Continuing analysis and surveillance. |
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121.375 |
Maintenance and preventive maintenance training program. |
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121.377 |
Maintenance and preventive maintenance personnel duty time limitations. |
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121.378 |
Certificate requirements. |
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121.378 |
Certificate requirements. |
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121.379 |
Authority to perform and approve maintenance, preventive maintenance,
and alterations. |
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121.380 |
Maintenance recording requirements. |
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121.380a |
Transfer of maintenance &chyph;records. |
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121.381 |
Applicability. |
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121.383 |
Airman: Limitations on use of services. |
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121.385 |
Composition of flight crew. |
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121.387 |
Flight engineer. |
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121.389 |
Flight navigator and specialized navigation equipment. |
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121.391 |
Flight attendants. |
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121.393 |
Crewmember requirements at stops where passengers remain on board. |
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121.395 |
Aircraft dispatcher: Domestic and flag operations. |
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121.397 |
Emergency and emergency evacuation duties. |
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121.400 |
Applicability and terms used. |
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121.401 |
Training program: General. |
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121.402 |
Training program: Special rules. |
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121.403 |
Training program: Curriculum. |
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121.404 |
Compliance dates: Crew and dispatcher resource management training. |
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121.405 |
Training program and revision: Initial and final approval. |
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121.406 |
Credit for previous CRM/DRM training. |
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121.407 |
Training program: Approval of airplane simulators and other training
devices. |
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121.409 |
Training courses using airplane simulators and other training devices. |
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121.411 |
Qualifications: Check airmen (airplane) and check airmen (simulator). |
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121.412 |
Qualifications: Flight instructors (airplane) and flight instructors
(simulator). |
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121.413 |
Initial and transition training and checking requirements: Check airmen
(airplane), check airmen (simulator). |
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121.414 |
Initial and transition training and checking requirements: flight
instructors (airplane), flight instructors (simulator). |
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121.415 |
Crewmember and dispatcher training requirements. |
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121.415 |
Crewmember and dispatcher training requirements. |
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121.417 |
Crewmember emergency training. |
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121.418 |
Differences training: Crewmembers and dispatchers. |
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121.419 |
Pilots and flight engineers: Initial, transition, and upgrade ground
training. |
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121.420 |
Flight navigators: Initial and transition ground training. |
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121.421 |
Flight attendants: Initial and transition ground training. |
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121.422 |
Aircraft dispatchers: Initial and transition ground training. |
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121.424 |
Pilots: Initial, transition, and upgrade flight training. |
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121.425 |
Flight engineers: Initial and transition flight training. |
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121.426 |
Flight navigators: Initial and transition flight training. |
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121.427 |
Recurrent training. |
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121.427 |
Recurrent training. |
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121.429 |
Prohibited drugs. |
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121.431 |
Applicability. |
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121.432 |
General. |
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121.433 |
Training required. |
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121.433a |
Training requirements: Handling and carriage of dangerous articles and
magnetized materials. |
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121.434 |
Operating experience, operating cycles, and consolidation of knowledge
and skills. |
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121.437 |
Pilot qualification: Certificates required. |
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121.438 |
Pilot operating limitations and pairing requirements. |
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121.439 |
Pilot qualification: Recent experience. |
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121.440 |
Line checks. |
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121.441 |
Proficiency checks. |
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121.443 |
Pilot in command qualification: Route and airports. |
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121.445 |
Pilot in command airport qualification: Special areas and airports. |
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121.453 |
Flight engineer qualifications. |
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121.455 |
Use of prohibited drugs. |
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121.457 |
Testing for prohibited drugs. |
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121.458 |
Misuse of alcohol. |
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121.459 |
Testing for alcohol. |
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