14 CFR · Part 9114 CFR Part 91, Appendixes B–C[Reserved]← Previous SectionNext Section → Read Part 91Part 91 ContentsSpecial Federal Aviation Regulation No. 50-2: Special Flight Rules in the Vicinity of the Grand Canyon National Park, AZSpecial Federal Aviation Regulation No. 60: Air Traffic Control System Emergency OperationSpecial Federal Aviation Regulation No. 97: Special Operating Rules for the Conduct of Instrument Flight Rules (IFR) Area Navigation (RNAV) Operations using Global Positioning Systems (GPS) in AlaskaSpecial Federal Aviation Regulation No. 104: Prohibition Against Certain Flights by Syrian Air Carriers to the United StatesSubpart A: GeneralSubpart B: Flight RulesSubpart C: Equipment, Instrument, and Certificate RequirementsSubpart D: Special Flight OperationsSubpart E: Maintenance, Preventive Maintenance, and AlterationsSubpart F: Large and Turbine-Powered Multiengine Airplanes and Fractional Ownership Program AircraftSubpart G: Additional Equipment and Operating Requirements for Large and Transport Category AircraftSubpart H: Foreign Aircraft Operations and Operations of U.S.-Registered Civil Aircraft Outside of the United States; and Rules Governing Persons on Board Such AircraftSubpart I: Operating Noise LimitsSubpart J: WaiversSubpart K: Fractional Ownership OperationsSubpart L: Continued Airworthiness and Safety ImprovementsSubpart M: Special Federal Aviation RegulationsSubpart N: Mitsubishi MU-2B Series Special Training, Experience, and Operating RequirementsAppendix A to Part 91: Category II Operations: Manual, Instruments, Equipment, and MaintenanceAppendix D to Part 91: Airports/Locations: Special Operating RestrictionsAppendix E to Part 91: Airplane Flight Recorder SpecificationsAppendix F to Part 91: Helicopter Flight Recorder SpecificationsAppendix G to Part 91: Operations in Reduced Vertical Separation Minimum (RVSM) AirspaceReflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.Primary Source Official Source (14 CFR · Part 91)