Federal Aviation Regulations

Part 121: Operating requirements: Domestic, flag, and supplemental operations

Special Federal Aviation Regulations

• SFAR No. 14
• SFAR No. 36
• SFAR No. 50-2
• SFAR No. 58 - Advanced Qualification Program
• SFAR No. 71
• SFAR No. 78
• SFAR No. 80 - Alternative Communications and Dispatching Procedures
• SFAR No. 92-5 - Flightcrew Compartment Access and Door Designs
• SFAR No. 93
• SFAR No. 97

Federal Aviation Regulations

Subpart A - General


• Sec. 121.1 - Applicability.
• Sec. 121.2 - Compliance schedule for operators that transition to part 121; certain new entrant operators.
• Sec. 121.4 - Applicability of rules to unauthorized operators.
• Sec. 121.11 - Rules applicable to operations in a foreign country.
• Sec. 121.15 - Carriage of narcotic drugs, marihuana, and depressant or stimulant drugs or substances.

Subpart E - Approval of Routes: Domestic and Flag Operations



• Sec. 121.91 - Applicability.
• Sec. 121.93 - Route requirements: General.
• Sec. 121.95 - Route width.
• Sec. 121.97 - Airports: Required data.
• Sec. 121.99 - Communication facilities.
• Sec. 121.101 - Weather reporting facilities.
• Sec. 121.103 - En route navigational facilities.
• Sec. 121.105 - Servicing and maintenance facilities.
• Sec. 121.107 - Dispatch centers.

Subpart F - Approval of Areas and Routes for Supplemental Operations



• Sec. 121.111 - Applicability.
• Sec. 121.113 - Area and route requirements: General.
• Sec. 121.115 - Route width.
• Sec. 121.117 - Airports: Required data.
• Sec. 121.119 - Weather reporting facilities.
• Sec. 121.121 - En route navigational facilities.
• Sec. 121.123 - Servicing maintenance facilities.
• Sec. 121.125 - Flight following system.
• Sec. 121.127 - Flight following system; requirements.

Subpart G - Manual Requirements



• Sec. 121.131 - Applicability.
• Sec. 121.133 - Preparation.
• Sec. 121.135 - Contents.
• Sec. 121.137 - Distribution and availability.
• Sec. 121.139 - Requirements for manual aboard aircraft: Supplemental operations.
• Sec. 121.141 - Airplane flight manual.

Subpart H - Aircraft Requirements



• Sec. 121.151 - Applicability.
• Sec. 121.153 - Aircraft requirements: General.
• Sec. 121.155 - [Reserved]
• Sec. 121.157 - Aircraft certification and equipment requirements.
• Sec. 121.159 - Single-engine airplanes prohibited.
• Sec. 121.161 - Airplane limitations: Type of route.
• Sec. 121.163 - Aircraft proving tests.

Subpart I - Airplane Performance Operating Limitations



• Sec. 121.171 - Applicability.
• Sec. 121.173 - General.
• Sec. 121.175 - Airplanes: Reciprocating engine-powered: Weight limitations.
• Sec. 121.177 - Airplanes: Reciprocating engine-powered: Takeoff limitations.
• Sec. 121.179 - Airplanes: Reciprocating engine-powered: En route limitations: All engines operating.
• Sec. 121.181 - Airplanes: Reciprocating engine-powered: En route limitations: One engine inoperative.
• Sec. 121.183 - Part 25 airplanes with four or more engines: Reciprocating engine powered: En route limitations: Two engines inoperative.
• Sec. 121.185 - Airplanes: Reciprocating engine-powered: Landing limitations: Destination airport.
• Sec. 121.187 - Airplanes: Reciprocating engine-powered: Landing limitations: Alternate airport.
• Sec. 121.189 - Airplanes: Turbine engine powered: Takeoff limitations.
• Sec. 121.191 - Airplanes: Turbine engine powered: En route limitations: One engine inoperative.
• Sec. 121.193 - Airplanes: Turbine engine powered: En route limitations: Two engines inoperative.
• Sec. 121.195 - Airplanes: Turbine engine powered: Landing limitations: Destination airports.
• Sec. 121.197 - Airplanes: Turbine engine powered: Landing limitations: Alternate airports.
• Sec. 121.198 - Cargo service airplanes: Increased zero fuel and landing weights.
• Sec. 121.199 - Nontransport category airplanes: Takeoff limitations.
• Sec. 121.201 - Nontransport category airplanes: En route limitations: One engine inoperative.
• Sec. 121.203 - Nontransport category airplanes: Landing limitations: Destination airport.
• Sec. 121.205 - Nontransport category airplanes: Landing limitations: Alternate airport.
• Sec. 121.207 - Provisionally certificated airplanes: Operating limitations.

Subpart J - Special Airworthiness Requirements



• Sec. 121.211 - Applicability.
• Sec. 121.213 - [Reserved]
• Sec. 121.215 - Cabin interiors.
• Sec. 121.217 - Internal doors.
• Sec. 121.219 - Ventilation.
• Sec. 121.221 - Fire precautions.
• Sec. 121.223 - Proof of compliance with §121.221.
• Sec. 121.225 - Propeller deicing fluid.
• Sec. 121.227 - Pressure cross-feed arrangements.
• Sec. 121.229 - Location of fuel tanks.
• Sec. 121.231 - Fuel system lines and fittings.
• Sec. 121.233 - Fuel lines and fittings in designated fire zones.
• Sec. 121.235 - Fuel valves.
• Sec. 121.237 - Oil lines and fittings in designated fire zones.
• Sec. 121.239 - Oil valves.
• Sec. 121.241 - Oil system drains.
• Sec. 121.243 - Engine breather lines.
• Sec. 121.245 - Fire walls.
• Sec. 121.247 - Fire-wall construction.
• Sec. 121.249 - Cowling.
• Sec. 121.251 - Engine accessory section diaphragm.
• Sec. 121.253 - Powerplant fire protection.
• Sec. 121.255 - Flammable fluids.
• Sec. 121.257 - Shutoff means.
• Sec. 121.259 - Lines and fittings.
• Sec. 121.261 - Vent and drain lines.
• Sec. 121.263 - Fire-extinguishing systems.
• Sec. 121.265 - Fire-extinguishing agents.
• Sec. 121.267 - Extinguishing agent container pressure relief.
• Sec. 121.269 - Extinguishing agent container compartment temperature.
• Sec. 121.271 - Fire-extinguishing system materials.
• Sec. 121.273 - Fire-detector systems.
• Sec. 121.275 - Fire detectors.
• Sec. 121.277 - Protection of other airplane components against fire.
• Sec. 121.279 - Control of engine rotation.
• Sec. 121.281 - Fuel system independence.
• Sec. 121.283 - Induction system ice prevention.
• Sec. 121.285 - Carriage of cargo in passenger compartments.
• Sec. 121.287 - Carriage of cargo in cargo compartments.
• Sec. 121.289 - Landing gear: Aural warning device.
• Sec. 121.291 - Demonstration of emergency evacuation procedures.
• Sec. 121.293 - Special airworthiness requirements for nontransport category airplanes type certificated after December 31, 1964.

Subpart K - Instrument and Equipment Requirements



• Sec. 121.301 - Applicability.
• Sec. 121.303 - Airplane instruments and equipment.
• Sec. 121.305 - Flight and navigational equipment.
• Sec. 121.306 - Portable electronic devices.
• Sec. 121.307 - Engine instruments.
• Sec. 121.308 - Lavatory fire protection.
• Sec. 121.309 - Emergency equipment.
• Sec. 121.310 - Additional emergency equipment.
• Sec. 121.311 - Seats, safety belts, and shoulder harnesses.
• Sec. 121.312 - 121
• Sec. 121.313 - Miscellaneous equipment.
• Sec. 121.314 - Cargo and baggage compartments.
• Sec. 121.315 - Cockpit check procedure.
• Sec. 121.316 - Fuel tanks.
• Sec. 121.317 - Passenger information requirements, smoking prohibitions, and additional seat belt requirements.
• Sec. 121.318 - Public address system.
• Sec. 121.319 - Crewmember interphone system.
• Sec. 121.321 - [Reserved]
• Sec. 121.323 - Instruments and equipment for operations at night.
• Sec. 121.325 - Instruments and equipment for operations under IFR or over-the-top.
• Sec. 121.327 - Supplemental oxygen: Reciprocating engine powered airplanes.
• Sec. 121.329 - Supplemental oxygen for sustenance: Turbine engine powered airplanes.
• Sec. 121.331 - Supplemental oxygen requirements for pressurized cabin airplanes: Reciprocating engine powered airplanes.
• Sec. 121.333 - Supplemental oxygen for emergency descent and for first aid; turbine engine powered airplanes with pressurized cabins.
• Sec. 121.335 - Equipment standards.
• Sec. 121.337 - Protective breathing equipment.
• Sec. 121.339 - Emergency equipment for extended over-water operations.
• Sec. 121.340 - Emergency flotation means.
• Sec. 121.341 - Equipment for operations in icing conditions.
• Sec. 121.342 - Pitot heat indication systems.
• Sec. 121.343 - Flight recorders.
• Sec. 121.344 - Digital flight data recorders for transport category airplanes.
• Sec. 121.344a - Digital flight data recorders for 10-19 seat airplanes.
• Sec. 121.345 - Radio equipment.
• Sec. 121.347 - Radio equipment for operations under VFR over routes navigated by pilotage.
• Sec. 121.349 - Radio equipment for operations under VFR over routes not navigated by pilotage or for operations under IFR or over-the-top.
• Sec. 121.351 - Radio equipment for extended overwater operations and for certain other operations.
• Sec. 121.353 - Emergency equipment for operations over uninhabited terrain areas: Flag, supplemental, and certain domestic operations.
• Sec. 121.354 - Terrain awareness and warning system.
• Sec. 121.355 - Equipment for operations on which specialized means of navigation are used.
• Sec. 121.356 - Collision Avoidance System.
• Sec. 121.357 - Airborne weather radar equipment requirements.
• Sec. 121.358 - Low-altitude windshear system equipment requirements.
• Sec. 121.359 - Cockpit voice recorders.
• Sec. 121.360 - Ground proximity warning-glide slope deviation alerting system.

Subpart L - Maintenance, Preventive Maintenance, and Alterations



• Sec. 121.361 - Applicability.
• Sec. 121.363 - Responsibility for airworthiness.
• Sec. 121.365 - Maintenance, preventive maintenance, and alteration organization.
• Sec. 121.367 - Maintenance, preventive maintenance, and alterations programs.
• Sec. 121.368 - Aging airplane inspections and records reviews.
• Sec. 121.369 - Manual requirements.
• Sec. 121.370 - Special maintenance program requirements.
• Sec. 121.370a - Supplemental inspections.
• Sec. 121.371 - Required inspection personnel.
• Sec. 121.373 - Continuing analysis and surveillance.
• Sec. 121.375 - Maintenance and preventive maintenance training program.
• Sec. 121.377 - Maintenance and preventive maintenance personnel duty time limitations.
• Sec. 121.378 - Certificate requirements.
• Sec. 121.379 - Authority to perform and approve maintenance, preventive maintenance, and alterations.
• Sec. 121.380 - Maintenance recording requirements.
• Sec. 121.380a - Transfer of maintenance records.

Subpart M - Airman and Crewmember Requirements



• Sec. 121.381 - Applicability.
• Sec. 121.383 - Airman: Limitations on use of services.
• Sec. 121.385 - Composition of flight crew.
• Sec. 121.387 - Flight engineer.
• Sec. 121.389 - Flight navigator and specialized navigation equipment.
• Sec. 121.391 - Flight attendants.
• Sec. 121.393 - Crewmember requirements at stops where passengers remain on board.
• Sec. 121.395 - Aircraft dispatcher: Domestic and flag operations.
• Sec. 121.397 - Emergency and emergency evacuation duties.

Subpart N - Training Program



• Sec. 121.400 - Applicability and terms used.
• Sec. 121.401 - Training program: General.
• Sec. 121.402 - Training program: Special rules.
• Sec. 121.403 - Training program: Curriculum.
• Sec. 121.404 - Compliance dates: Crew and dispatcher resource management training.
• Sec. 121.405 - Training program and revision: Initial and final approval.
• Sec. 121.406 - Credit for previous CRM/DRM training.
• Sec. 121.407 - Training program: Approval of airplane simulators and other training devices.
• Sec. 121.409 - Training courses using airplane simulators and other training devices.
• Sec. 121.411 - Qualifications: Check airmen (airplane) and check airmen (simulator).
• Sec. 121.412 - Qualifications: Flight instructors (airplane) and flight instructors (simulator).
• Sec. 121.413 - Initial and transition training and checking requirements: Check airmen (airplane), check airmen (simulator).
• Sec. 121.414 - Initial and transition training and checking requirements: flight instructors (airplane), flight instructors (simulator).
• Sec. 121.415 - Crewmember and dispatcher training requirements.
• Sec. 121.417 - Crewmember emergency training.
• Sec. 121.418 - Differences training: Crewmembers and dispatchers.
• Sec. 121.419 - Pilots and flight engineers: Initial, transition, and upgrade ground training.
• Sec. 121.420 - Flight navigators: Initial and transition ground training.
• Sec. 121.421 - Flight attendants: Initial and transition ground training.
• Sec. 121.422 - Aircraft dispatchers: Initial and transition ground training.
• Sec. 121.424 - Pilots: Initial, transition, and upgrade flight training.
• Sec. 121.425 - Flight engineers: Initial and transition flight training.
• Sec. 121.426 - Flight navigators: Initial and transition flight training.
• Sec. 121.427 - Recurrent training.
• Sec. 121.429 - Prohibited drugs.

Subpart O - Crewmember Qualifications



• Sec. 121.431 - Applicability.
• Sec. 121.432 - General.
• Sec. 121.433 - Training required.
• Sec. 121.433a - Training requirements: Handling and carriage of dangerous articles and magnetized materials.
• Sec. 121.434 - Operating experience, operating cycles, and consolidation of knowledge and skills.
• Sec. 121.437 - Pilot qualification: Certificates required.
• Sec. 121.438 - Pilot operating limitations and pairing requirements.
• Sec. 121.439 - Pilot qualification: Recent experience.
• Sec. 121.440 - Line checks.
• Sec. 121.441 - Proficiency checks.
• Sec. 121.443 - Pilot in command qualification: Route and airports.
• Sec. 121.445 - Pilot in command airport qualification: Special areas and airports.
• Sec. 121.447 - [Reserved]
• Sec. 121.453 - Flight engineer qualifications.
• Sec. 121.455 - Use of prohibited drugs.
• Sec. 121.457 - Testing for prohibited drugs.
• Sec. 121.458 - Misuse of alcohol.
• Sec. 121.459 - Testing for alcohol.

Subpart P - Aircraft Dispatcher Qualifications and Duty Time



• Sec. 121.461 - Applicability.
• Sec. 121.463 - Aircraft dispatcher qualifications.
• Sec. 121.465 - Aircraft dispatcher duty time limitations: Domestic and flag operations.
• Sec. 121.467 - Flight attendant duty period limitations and rest requirements: Domestic, flag, and supplemental operations.

Subpart Q - Flight Time Limitations and Rest Requirements: Domestic Operations



• Sec. 121.470 - Applicability.
• Sec. 121.471 - Flight time limitations and rest requirements: All flight crewmembers.

Subpart R - Flight Time Limitations: Flag Operations



• Sec. 121.480 - Applicability.
• Sec. 121.481 - Flight time limitations: One or two pilot crews.
• Sec. 121.483 - Flight time limitations: Two pilots and one additional flight crewmember.
• Sec. 121.485 - Flight time limitations: Three or more pilots and an additional flight crewmember.
• Sec. 121.487 - Flight time limitations: Pilots not regularly assigned.
• Sec. 121.489 - Flight time limitations: Other commercial flying.
• Sec. 121.491 - Flight time limitations: Deadhead transportation.
• Sec. 121.493 - Flight time limitations: Flight engineers and flight navigators.

Subpart S - Flight Time Limitations: Supplemental Operations



• Sec. 121.500 - Applicability.
• Sec. 121.503 - Flight time limitations: Pilots: airplanes.
• Sec. 121.505 - Flight time limitations: Two pilot crews: airplanes.
• Sec. 121.507 - Flight time limitations: Three pilot crews: airplanes.
• Sec. 121.509 - Flight time limitations: Four pilot crews: airplanes.
• Sec. 121.511 - Flight time limitations: Flight engineers: airplanes.
• Sec. 121.513 - Flight time limitations: Overseas and international operations: airplanes.
• Sec. 121.515 - Flight time limitations: All airmen: airplanes.
• Sec. 121.517 - Flight time limitations: Other commercial flying: airplanes.
• Sec. 121.519 - Flight time limitations: Deadhead transportation: airplanes.
• Sec. 121.521 - Flight time limitations: Crew of two pilots and one additional airman as required.
• Sec. 121.523 - Flight time limitations: Crew of three or more pilots and additional airmen as required.
• Sec. 121.525 - Flight time limitations: Pilots serving in more than one kind of flight crew.

Subpart T - Flight Operations



• Sec. 121.531 - Applicability.
• Sec. 121.533 - Responsibility for operational control: Domestic operations.
• Sec. 121.535 - Responsibility for operational control: Flag operations.
• Sec. 121.537 - Responsibility for operational control: Supplemental operations.
• Sec. 121.538 - Aircraft security.
• Sec. 121.539 - Operations notices.
• Sec. 121.541 - Operations schedules: Domestic and flag operations.
• Sec. 121.542 - Flight crewmember duties.
• Sec. 121.543 - Flight crewmembers at controls.
• Sec. 121.545 - Manipulation of controls.
• Sec. 121.547 - Admission to flight deck.
• Sec. 121.548 - Aviation safety inspector's credentials: Admission to pilot's compartment.
• Sec. 121.548a - DOD Commercial Air Carrier Evaluator's Credential.
• Sec. 121.549 - Flying equipment.
• Sec. 121.550 - Secret Service Agents: Admission to flight deck.
• Sec. 121.551 - Restriction or suspension of operation: Domestic and flag operations.
• Sec. 121.553 - Restriction or suspension of operation: Supplemental operations.
• Sec. 121.555 - Compliance with approved routes and limitations: Domestic and flag operations.
• Sec. 121.557 - Emergencies: Domestic and flag operations.
• Sec. 121.559 - Emergencies: Supplemental operations.
• Sec. 121.561 - Reporting potentially hazardous meteorological conditions and irregularities of ground and navigation facilities.
• Sec. 121.563 - Reporting mechanical irregularities.
• Sec. 121.565 - Engine inoperative: Landing; reporting.
• Sec. 121.567 - Instrument approach procedures and IFR landing minimums.
• Sec. 121.569 - Equipment interchange: Domestic and flag operations.
• Sec. 121.570 - Airplane evacuation capability.
• Sec. 121.571 - Briefing passengers before takeoff.
• Sec. 121.573 - Briefing passengers: Extended overwater operations.
• Sec. 121.574 - Oxygen for medical use by passengers.
• Sec. 121.575 - Alcoholic beverages.
• Sec. 121.576 - Retention of items of mass in passenger and crew compartments.
• Sec. 121.577 - Stowage of food, beverage, and passenger service equipment during airplane movement on the surface, takeoff, and landing.
• Sec. 121.578 - Cabin ozone concentration.
• Sec. 121.579 - Minimum altitudes for use of autopilot.
• Sec. 121.580 - Prohibition on interference with crewmembers.
• Sec. 121.581 - Observer's seat: En route inspections.
• Sec. 121.583 - Carriage of persons without compliance with the passenger-carrying requirements of this part.
• Sec. 121.585 - Exit seating.
• Sec. 121.586 - Authority to refuse transportation.
• Sec. 121.587 - Closing and locking of flightcrew compartment door.
• Sec. 121.589 - Carry-on baggage.
• Sec. 121.590 - Use of certificated land airports.

Subpart U - Dispatching and Flight Release Rules



• Sec. 121.591 - Applicability.
• Sec. 121.593 - Dispatching authority: Domestic operations.
• Sec. 121.595 - Dispatching authority: Flag operations.
• Sec. 121.597 - Flight release authority: Supplemental operations.
• Sec. 121.599 - Familiarity with weather conditions.
• Sec. 121.601 - Aircraft dispatcher information to pilot in command: Domestic and flag operations.
• Sec. 121.603 - Facilities and services: Supplemental operations.
• Sec. 121.605 - Airplane equipment.
• Sec. 121.607 - Communication and navigation facilities: Domestic and flag operations.
• Sec. 121.609 - Communication and navigation facilities: Supplemental operations.
• Sec. 121.611 - Dispatch or flight release under VFR.
• Sec. 121.613 - Dispatch or flight release under IFR or over the top.
• Sec. 121.615 - Dispatch or flight release over water: Flag and supplemental operations.
• Sec. 121.617 - Alternate airport for departure.
• Sec. 121.619 - Alternate airport for destination: IFR or over-the-top: Domestic operations.
• Sec. 121.621 - Alternate airport for destination: Flag operations.
• Sec. 121.623 - Alternate airport for destination: IFR or over-the-top: Supplemental operations.
• Sec. 121.625 - Alternate airport weather minimums.
• Sec. 121.627 - Continuing flight in unsafe conditions.
• Sec. 121.628 - Inoperable instruments and equipment.
• Sec. 121.629 - Operation in icing conditions.
• Sec. 121.631 - Original dispatch or flight release, redispatch or amendment of dispatch or flight release.
• Sec. 121.633 - [Reserved]
• Sec. 121.635 - Dispatch to and from refueling or provisional airports: Domestic and flag operations.
• Sec. 121.637 - Takeoffs from unlisted and alternate airports: Domestic and flag operations.
• Sec. 121.639 - Fuel supply: All domestic operations.
• Sec. 121.641 - Fuel supply: Nonturbine and turbo-propeller-powered airplanes: Flag operations.
• Sec. 121.643 - Fuel supply: Nonturbine and turbo-propeller-powered airplanes: Supplemental operations.
• Sec. 121.645 - Fuel supply: Turbine-engine powered airplanes, other than turbo propeller: Flag and supplemental operations.
• Sec. 121.647 - Factors for computing fuel required.
• Sec. 121.649 - Takeoff and landing weather minimums: VFR: Domestic operations.
• Sec. 121.651 - Takeoff and landing weather minimums: IFR: All certificate holders.
• Sec. 121.652 - Landing weather minimums: IFR: All certificate holders.
• Sec. 121.653 - [Reserved]
• Sec. 121.655 - Applicability of reported weather minimums.
• Sec. 121.657 - Flight altitude rules.
• Sec. 121.659 - Initial approach altitude: Domestic and supplemental operations.
• Sec. 121.661 - Initial approach altitude: Flag operations.
• Sec. 121.663 - Responsibility for dispatch release: Domestic and flag operations.
• Sec. 121.665 - Load manifest.
• Sec. 121.667 - Flight plan: VFR and IFR: Supplemental operations.

Subpart V - Records and Reports



• Sec. 121.681 - Applicability.
• Sec. 121.683 - Crewmember and dispatcher record.
• Sec. 121.685 - Aircraft record: Domestic and flag operations.
• Sec. 121.687 - Dispatch release: Flag and domestic operations.
• Sec. 121.689 - Flight release form: Supplemental operations.
• Sec. 121.691 - [Reserved]
• Sec. 121.693 - Load manifest: All certificate holders.
• Sec. 121.695 - Disposition of load manifest, dispatch release, and flight plans: Domestic and flag operations.
• Sec. 121.697 - Disposition of load manifest, flight release, and flight plans: Supplemental operations.
• Sec. 121.698-121.699 - [Reserved]
• Sec. 121.701 - Maintenance log: Aircraft.
• Sec. 121.703 - Mechanical reliability reports.
• Sec. 121.704 - Service difficulty reports (structural).
• Sec. 121.705 - Mechanical interruption summary report.
• Sec. 121.707 - Alteration and repair reports.
• Sec. 121.709 - Airworthiness release or aircraft log entry.
• Sec. 121.711 - Communication records: Domestic and flag operations.
• Sec. 121.713 - Retention of contracts and amendments: Commercial operators who conduct intrastate operations for compensation or hire.

Subpart W - Crewmember Certificate: International



• Sec. 121.721 - Applicability.
• Sec. 121.723 - Surrender of international crewmember certificate.

Appendices

• 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 I to Part 121 - Drug Testing Program
• Appendix J to Part 121 - Alcohol Misuse Prevention Program
• 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 N to Part 121 - Design-Life Goals