PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS
- § 121.1 Applicability
- § 121.2 Compliance schedule for operators that transition to part 121; certain new entrant operators
- § 121.4 Applicability of rules to unauthorized operators
- § 121.7 Definitions
- § 121.9 Fraud and falsification
- § 121.11 Rules applicable to operations in a foreign country
- § 121.15 Carriage of narcotic drugs, marihuana, and depressant or stimulant drugs or substances
- § 121.91 Applicability
- § 121.93 Route requirements: General
- § 121.95 Route width
- § 121.97 Airports: Required data
- § 121.99 Communications facilities—domestic and flag operations
- § 121.101 Weather reporting facilities
- § 121.103 En route navigation facilities
- § 121.105 Servicing and maintenance facilities
- § 121.106 ETOPS Alternate Airport: Rescue and fire fighting service
- § 121.107 Dispatch centers
- § 121.111 Applicability
- § 121.113 Area and route requirements: General
- § 121.115 Route width
- § 121.117 Airports: Required data
- § 121.119 Weather reporting facilities
- § 121.121 En route navigation facilities
- § 121.122 Communications facilities—supplemental operations
- § 121.123 Servicing maintenance facilities
- § 121.125 Flight following system
- § 121.127 Flight following system; requirements
- § 121.131 Applicability
- § 121.133 Preparation
- § 121.135 Manual contents
- § 121.137 Distribution and availability
- § 121.139 Requirements for manual aboard aircraft: Supplemental operations
- § 121.141 Airplane flight manual
- § 121.151 Applicability
- § 121.153 Aircraft requirements: General
- § 121.155 [ Reserved ]
- § 121.157 Aircraft certification and equipment requirements
- § 121.159 Single-engine airplanes prohibited
- § 121.161 Airplane limitations: Type of route
- § 121.162 ETOPS Type Design Approval Basis
- § 121.163 Aircraft proving tests
- § 121.171 Applicability
- § 121.173 General
- § 121.175 Airplanes: Reciprocating engine-powered: Weight limitations
- § 121.177 Airplanes: Reciprocating engine-powered: Takeoff limitations
- § 121.179 Airplanes: Reciprocating engine-powered: En route limitations: All engines operating
- § 121.181 Airplanes: Reciprocating engine-powered: En route limitations: One engine inoperative
- § 121.183 Part 25 airplanes with four or more engines: Reciprocating engine powered: En route limitations: Two engines inoperative
- § 121.185 Airplanes: Reciprocating engine-powered: Landing limitations: Destination airport
- § 121.187 Airplanes: Reciprocating engine-powered: Landing limitations: Alternate airport
- § 121.189 Airplanes: Turbine engine powered: Takeoff limitations
- § 121.191 Airplanes: Turbine engine powered: En route limitations: One engine inoperative
- § 121.193 Airplanes: Turbine engine powered: En route limitations: Two engines inoperative
- § 121.195 Airplanes: Turbine engine powered: Landing limitations: Destination airports
- § 121.197 Airplanes: Turbine engine powered: Landing limitations: Alternate airports
- § 121.198 Cargo service airplanes: Increased zero fuel and landing weights
- § 121.199 Nontransport category airplanes: Takeoff limitations
- § 121.201 Nontransport category airplanes: En route limitations: One engine inoperative
- § 121.203 Nontransport category airplanes: Landing limitations: Destination airport
- § 121.205 Nontransport category airplanes: Landing limitations: Alternate airport
- § 121.207 Provisionally certificated airplanes: Operating limitations
- § 121.211 Applicability
- § 121.213 [ Reserved ]
- § 121.215 Cabin interiors
- § 121.217 Internal doors
- § 121.219 Ventilation
- § 121.221 Fire precautions
- § 121.223 Proof of compliance with § 121.221
- § 121.225 Propeller deicing fluid
- § 121.227 Pressure cross-feed arrangements
- § 121.229 Location of fuel tanks
- § 121.231 Fuel system lines and fittings
- § 121.233 Fuel lines and fittings in designated fire zones
- § 121.235 Fuel valves
- § 121.237 Oil lines and fittings in designated fire zones
- § 121.239 Oil valves
- § 121.241 Oil system drains
- § 121.243 Engine breather lines
- § 121.245 Fire walls
- § 121.247 Fire-wall construction
- § 121.249 Cowling
- § 121.251 Engine accessory section diaphragm
- § 121.253 Powerplant fire protection
- § 121.255 Flammable fluids
- § 121.257 Shutoff means
- § 121.259 Lines and fittings
- § 121.261 Vent and drain lines
- § 121.263 Fire-extinguishing systems
- § 121.265 Fire-extinguishing agents
- § 121.267 Extinguishing agent container pressure relief
- § 121.269 Extinguishing agent container compartment temperature
- § 121.271 Fire-extinguishing system materials
- § 121.273 Fire-detector systems
- § 121.275 Fire detectors
- § 121.277 Protection of other airplane components against fire
- § 121.279 Control of engine rotation
- § 121.281 Fuel system independence
- § 121.283 Induction system ice prevention
- § 121.285 Carriage of cargo in passenger compartments
- § 121.287 Carriage of cargo in cargo compartments
- § 121.289 Landing gear: Aural warning device
- § 121.291 Demonstration of emergency evacuation procedures
- § 121.293 Special airworthiness requirements for nontransport category airplanes type certificated after December 31, 1964
- § 121.295 Location for a suspect device
- § 121.301 Applicability
- § 121.303 Airplane instruments and equipment
- § 121.305 Flight and navigational equipment
- § 121.306 Portable electronic devices
- § 121.307 Engine instruments
- § 121.308 Lavatory fire protection
- § 121.309 Emergency equipment
- § 121.310 Additional emergency equipment
- § 121.311 Seats, safety belts, and shoulder harnesses
- § 121.312 Materials for compartment interiors
- § 121.313 Miscellaneous equipment
- § 121.314 Cargo and baggage compartments
- § 121.315 Cockpit check procedure
- § 121.316 Fuel tanks
- § 121.317 Passenger information requirements, smoking prohibitions, and additional seat belt requirements
- § 121.318 Public address system
- § 121.319 Crewmember interphone system
- § 121.321 Operations in icing
- § 121.323 Instruments and equipment for operations at night
- § 121.325 Instruments and equipment for operations under IFR or over-the-top
- § 121.327 Supplemental oxygen: Reciprocating engine powered airplanes
- § 121.329 Supplemental oxygen for sustenance: Turbine engine powered airplanes
- § 121.331 Supplemental oxygen requirements for pressurized cabin airplanes: Reciprocating engine powered airplanes
- § 121.333 Supplemental oxygen for emergency descent and for first aid; turbine engine powered airplanes with pressurized cabins
- § 121.335 Equipment standards
- § 121.337 Protective breathing equipment
- § 121.339 Emergency equipment for extended over-water operations
- § 121.340 Emergency flotation means
- § 121.341 Equipment for operations in icing conditions
- § 121.342 Pitot heat indication systems
- § 121.343 Flight data recorders
- § 121.344 Digital flight data recorders for transport category airplanes
- § 121.344a Digital flight data recorders for 10-19 seat airplanes
- § 121.345 Radio equipment
- § 121.346 Flight data recorders: filtered data
- § 121.347 Communication and navigation equipment for operations under VFR over routes navigated by pilotage
- § 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
- § 121.351 Communication and navigation equipment for extended over-water operations and for certain other operations
- § 121.353 Emergency equipment for operations over uninhabited terrain areas: Flag, supplemental, and certain domestic operations
- § 121.354 Terrain awareness and warning system
- § 121.355 Equipment for operations on which specialized means of navigation are used
- § 121.356 Collision avoidance system
- § 121.357 Airborne weather radar equipment requirements
- § 121.358 Low-altitude windshear system equipment requirements
- § 121.359 Cockpit voice recorders
- § 121.360 [ Reserved ]
- § 121.361 Applicability
- § 121.363 Responsibility for airworthiness
- § 121.365 Maintenance, preventive maintenance, and alteration organization
- § 121.367 Maintenance, preventive maintenance, and alterations programs
- § 121.368 Contract maintenance
- § 121.369 Manual requirements
- § 121.371 Required inspection personnel
- § 121.373 Continuing analysis and surveillance
- § 121.374 Continuous airworthiness maintenance program (CAMP) for two-engine ETOPS
- § 121.375 Maintenance and preventive maintenance training program
- § 121.377 Maintenance and preventive maintenance personnel duty time limitations
- § 121.378 Certificate requirements
- § 121.379 Authority to perform and approve maintenance, preventive maintenance, and alterations
- § 121.380 Maintenance recording requirements
- § 121.380a Transfer of maintenance records
- § 121.381 Applicability
- § 121.383 Airman: Limitations on use of services
- § 121.385 Composition of flight crew
- § 121.387 Flight engineer
- § 121.389 Flight navigator and specialized navigation equipment
- § 121.391 Flight attendants
- § 121.392 Personnel identified as flight attendants
- § 121.393 Crewmember requirements at stops where passengers remain on board
- § 121.394 Flight attendant requirements during passenger boarding and deplaning
- § 121.395 Aircraft dispatcher: Domestic and flag operations
- § 121.397 Emergency and emergency evacuation duties
- § 121.400 Applicability and terms used
- § 121.401 Training program: General
- § 121.402 Training program: Special rules
- § 121.403 Training program: Curriculum
- § 121.404 Compliance dates: Crew and dispatcher resource management training
- § 121.405 Training program and revision: Initial and final approval
- § 121.406 Credit for previous CRM/DRM training
- § 121.407 Training program: Approval of airplane simulators and other training devices
- § 121.408 Training equipment other than flight simulation training devices
- § 121.409 Training courses using airplane simulators and other training devices
- § 121.410 Airline transport pilot certification training program
- § 121.411 Qualifications: Check airmen (airplane) and check airmen (simulator)
- § 121.412 Qualifications: Flight instructors (airplane) and flight instructors (simulator)
- § 121.413 Initial, transition and recurrent training and checking requirements: Check airmen (airplane), check airmen (simulator)
- § 121.414 Initial, transition and recurrent training and checking requirements: flight instructors (airplane), flight instructors (simulator)
- § 121.415 Crewmember and dispatcher training program requirements
- § 121.417 Crewmember emergency training
- § 121.418 Differences training and related aircraft differences training
- § 121.419 Pilots and flight engineers: Initial, transition, and upgrade ground training
- § 121.420 [ Reserved ]
- § 121.421 Flight attendants: Initial and transition ground training
- § 121.422 Aircraft dispatchers: Initial and transition ground training
- § 121.423 Pilot: Extended Envelope Training
- § 121.424 Pilots: Initial, transition, and upgrade flight training
- § 121.425 Flight engineers: Initial and transition flight training
- § 121.426 [ Reserved ]
- § 121.427 Recurrent training
- § 121.429 [ Reserved ]
- § 121.431 Applicability
- § 121.432 General
- § 121.433 Training required
- § 121.434 Operating experience, operating cycles, and consolidation of knowledge and skills
- § 121.435 [ Reserved ]
- § 121.436 Pilot Qualification: Certificates and experience requirements
- § 121.438 Pilot operating limitations and pairing requirements
- § 121.439 Pilot qualification: Recent experience
- § 121.440 Line checks
- § 121.441 Proficiency checks
- § 121.443 Pilot in command qualification: Route and airports
- § 121.445 Pilot in command airport qualification: Special areas and airports
- § 121.447 [ Reserved ]
- § 121.453 Flight engineer qualifications
- § 121.461 Applicability
- § 121.463 Aircraft dispatcher qualifications
- § 121.465 Aircraft dispatcher duty time limitations: Domestic and flag operations
- § 121.467 Flight attendant duty period limitations and rest requirements: Domestic, flag, and supplemental operations
- § 121.470 Applicability
- § 121.471 Flight time limitations and rest requirements: All flight crewmembers
- § 121.473 Fatigue risk management system
- § 121.480 Applicability
- § 121.481 Flight time limitations: One or two pilot crews
- § 121.483 Flight time limitations: Two pilots and one additional flight crewmember
- § 121.485 Flight time limitations: Three or more pilots and an additional flight crewmember
- § 121.487 Flight time limitations: Pilots not regularly assigned
- § 121.489 Flight time limitations: Other commercial flying
- § 121.491 Flight time limitations: Deadhead transportation
- § 121.493 Flight time limitations: Flight engineers and flight navigators
- § 121.495 Fatigue risk management system
- § 121.500 Applicability
- § 121.503 Flight time limitations: Pilots: airplanes
- § 121.505 Flight time limitations: Two pilot crews: airplanes
- § 121.507 Flight time limitations: Three pilot crews: airplanes
- § 121.509 Flight time limitations: Four pilot crews: airplanes
- § 121.511 Flight time limitations: Flight engineers: airplanes
- § 121.513 Flight time limitations: Overseas and international operations: airplanes
- § 121.515 Flight time limitations: All airmen: airplanes
- § 121.517 Flight time limitations: Other commercial flying: airplanes
- § 121.519 Flight time limitations: Deadhead transportation: airplanes
- § 121.521 Flight time limitations: Crew of two pilots and one additional airman as required
- § 121.523 Flight time limitations: Crew of three or more pilots and additional airmen as required
- § 121.525 Flight time limitations: Pilots serving in more than one kind of flight crew
- § 121.527 Fatigue risk management system
- § 121.531 Applicability
- § 121.533 Responsibility for operational control: Domestic operations
- § 121.535 Responsibility for operational control: Flag operations
- § 121.537 Responsibility for operational control: Supplemental operations
- § 121.538 Aircraft security
- § 121.539 Operations notices
- § 121.541 Operations schedules: Domestic and flag operations
- § 121.542 Flight crewmember duties
- § 121.543 Flight crewmembers at controls
- § 121.544 Pilot monitoring
- § 121.545 Manipulation of controls
- § 121.547 Admission to flight deck
- § 121.548 Aviation safety inspector's credentials: Admission to pilot's compartment
- § 121.548a DOD Commercial Air Carrier Evaluator's Credential
- § 121.549 Flying equipment
- § 121.550 Secret Service Agents: Admission to flight deck
- § 121.551 Restriction or suspension of operation: Domestic and flag operations
- § 121.553 Restriction or suspension of operation: Supplemental operations
- § 121.555 Compliance with approved routes and limitations: Domestic and flag operations
- § 121.557 Emergencies: Domestic and flag operations
- § 121.559 Emergencies: Supplemental operations
- § 121.561 Reporting potentially hazardous meteorological conditions and irregularities of ground facilities or navigation aids
- § 121.563 Reporting mechanical irregularities
- § 121.565 Engine inoperative: Landing; reporting
- § 121.567 Instrument approach procedures and IFR landing minimums
- § 121.569 Equipment interchange: Domestic and flag operations
- § 121.570 Airplane evacuation capability
- § 121.571 Briefing passengers before takeoff
- § 121.573 Briefing passengers: Extended overwater operations
- § 121.574 Oxygen and portable oxygen concentrators for medical use by passengers
- § 121.575 Alcoholic beverages
- § 121.576 Retention of items of mass in passenger and crew compartments
- § 121.577 Stowage of food, beverage, and passenger service equipment during airplane movement on the surface, takeoff, and landing
- § 121.578 Cabin ozone concentration
- § 121.579 Minimum altitudes for use of autopilot
- § 121.580 Prohibition on interference with crewmembers
- § 121.581 Observer's seat: En route inspections
- § 121.582 Means to discreetly notify a flightcrew
- § 121.583 Carriage of persons without compliance with the passenger-carrying requirements of this part
- § 121.584 Requirement to view the area outside the flightdeck door
- § 121.585 Exit seating
- § 121.586 Authority to refuse transportation
- § 121.587 Closing and locking of flightcrew compartment door
- § 121.589 Carry-on baggage
- § 121.590 Use of certificated land airports in the United States
- § 121.591 Applicability
- § 121.593 Dispatching authority: Domestic operations
- § 121.595 Dispatching authority: Flag operations
- § 121.597 Flight release authority: Supplemental operations
- § 121.599 Familiarity with weather conditions
- § 121.601 Aircraft dispatcher information to pilot in command: Domestic and flag operations
- § 121.603 Facilities and services: Supplemental operations
- § 121.605 Airplane equipment
- § 121.607 Communication and navigation facilities: Domestic and flag operations
- § 121.609 Communication and navigation facilities: Supplemental operations
- § 121.611 Dispatch or flight release under VFR
- § 121.613 Dispatch or flight release under IFR or over the top
- § 121.615 Dispatch or flight release over water: Flag and supplemental operations
- § 121.617 Alternate airport for departure
- § 121.619 Alternate airport for destination: IFR or over-the-top: Domestic operations
- § 121.621 Alternate airport for destination: Flag operations
- § 121.623 Alternate airport for destination: IFR or over-the-top: Supplemental operations
- § 121.624 ETOPS Alternate Airports
- § 121.625 Alternate Airport weather minima
- § 121.627 Continuing flight in unsafe conditions
- § 121.628 Inoperable instruments and equipment
- § 121.629 Operation in icing conditions
- § 121.631 Original dispatch or flight release, redispatch or amendment of dispatch or flight release
- § 121.633 Considering time-limited systems in planning ETOPS alternates
- § 121.635 Dispatch to and from refueling or provisional airports: Domestic and flag operations
- § 121.637 Takeoffs from unlisted and alternate airports: Domestic and flag operations
- § 121.639 Fuel supply: All domestic operations
- § 121.641 Fuel supply: Nonturbine and turbo-propeller-powered airplanes: Flag operations
- § 121.643 Fuel supply: Nonturbine and turbo-propeller-powered airplanes: Supplemental operations
- § 121.645 Fuel supply: Turbine-engine powered airplanes, other than turbo propeller: Flag and supplemental operations
- § 121.646 En-route fuel supply: flag and supplemental operations
- § 121.647 Factors for computing fuel required
- § 121.649 Takeoff and landing weather minimums: VFR: Domestic operations
- § 121.651 Takeoff and landing weather minimums: IFR: All certificate holders
- § 121.652 Landing weather minimums: IFR: All certificate holders
- § 121.653 [ Reserved ]
- § 121.655 Applicability of reported weather minimums
- § 121.657 Flight altitude rules
- § 121.659 Initial approach altitude: Domestic and supplemental operations
- § 121.661 Initial approach altitude: Flag operations
- § 121.663 Responsibility for dispatch release: Domestic and flag operations
- § 121.665 Load manifest
- § 121.667 Flight plan: VFR and IFR: Supplemental operations
- § 121.681 Applicability
- § 121.683 Crewmember and dispatcher record
- § 121.685 Aircraft record: Domestic and flag operations
- § 121.687 Dispatch release: Flag and domestic operations
- § 121.689 Flight release form: Supplemental operations
- § 121.691 [ Reserved ]
- § 121.693 Load manifest: All certificate holders
- § 121.695 Disposition of load manifest, dispatch release, and flight plans: Domestic and flag operations
- § 121.697 Disposition of load manifest, flight release, and flight plans: Supplemental operations
- § 121.701 Maintenance log: Aircraft
- § 121.703 Service difficulty reports
- § 121.705 Mechanical interruption summary report
- § 121.707 Alteration and repair reports
- § 121.709 Airworthiness release or aircraft log entry
- § 121.711 Communication records: Domestic and flag operations
- § 121.713 Retention of contracts and amendments: Commercial operators who conduct intrastate operations for compensation or hire
- § 121.721 Applicability
- § 121.723 Surrender of international crewmember certificate
- § 121.801 Applicability
- § 121.803 Emergency medical equipment
- § 121.805 Crewmember training for in-flight medical events
- § 121.901 Purpose and eligibility
- § 121.903 General requirements for Advanced Qualification Programs
- § 121.905 Confidential commercial information
- § 121.907 Definitions
- § 121.909 Approval of Advanced Qualification Program
- § 121.911 Indoctrination curriculum
- § 121.913 Qualification curriculum
- § 121.915 Continuing qualification curriculum
- § 121.917 Other requirements
- § 121.919 Certification
- § 121.921 Training devices and simulators
- § 121.923 Approval of training, qualification, or evaluation by a person who provides training by arrangement
- § 121.925 Recordkeeping requirements
- § 121.1001 Applicability and definitions
- § 121.1003 Hazardous materials training: General
- § 121.1005 Hazardous materials training required
- § 121.1007 Hazardous materials training records
- § 121.1101 Purpose and definition
- § 121.1103 [ Reserved ]
- § 121.1105 Aging airplane inspections and records reviews
- § 121.1107 Repairs assessment for pressurized fuselages
- § 121.1109 Supplemental inspections
- § 121.1111 Electrical wiring interconnection systems (EWIS) maintenance program
- § 121.1113 Fuel tank system maintenance program
- § 121.1115 Limit of validity
- § 121.1117 Flammability reduction means
- § 121.1119 Fuel tank vent explosion protection
- § 121.1500 SFAR No. 111—Lavatory Oxygen Systems
- Appendix A to Part 121—First Aid Kits and Emergency Medical Kits
- Appendix B to Part 121—Airplane Flight Recorder Specification
- Appendix C to Part 121—C-46 Nontransport Category Airplanes
- Appendix D to Part 121—Criteria for Demonstration of Emergency Evacuation Procedures Under § 121.291
- Appendix E to Part 121—Flight Training Requirements
- Appendix F to Part 121—Proficiency Check Requirements
- Appendix G to Part 121—Doppler Radar and Inertial Navigation System (INS): Request for Evaluation; Equipment and Equipment Installation; Training Program; Equipment Accuracy and Reliability; Evaluation Program
- Appendix H to Part 121—Advanced Simulation
- Appendix K to Part 121—Performance Requirements for Certain Turbopropeller Powered Airplanes
- Appendix L to Part 121—Type Certification Regulations Made Previously Effective
- Appendix M to Part 121—Airplane Flight Recorder Specifications
- Appendix O to Part 121—Hazardous Materials Training Requirements For Certificate Holders
- Appendix P to Part 121—Requirements for ETOPS and Polar Operations