14 CFR Part 29
308 sections · 5 appendices · 7 subparts · Amended 2026-09-15
AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT
5 Legal Interpretations 62 Special Conditions 49 ELOS findings View on eCFR ↗
Authority49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704.
SourceDocket No. 5084, 29 FR 16150, Dec. 3, 1964, unless otherwise noted.
Subpart A— General 2 sections
Subpart B— Flight 41 sections
- § 29.21 Proof of compliance.
- § 29.25 Weight limits.
- § 29.27 Center of gravity limits.
- § 29.29 Empty weight and corresponding center of gravity.
- § 29.31 Removable ballast.
- § 29.33 Main rotor speed and pitch limits.
- § 29.45 General.
- § 29.49 Performance at minimum operating speed.
- § 29.51 Takeoff data: general.
- § 29.53 Takeoff: Category A.
- § 29.55 Takeoff decision point (TDP): Category A.
- § 29.59 Takeoff path: Category A.
- § 29.60 Elevated heliport takeoff path: Category A.
- § 29.61 Takeoff distance: Category A.
- § 29.62 Rejected takeoff: Category A.
- § 29.63 Takeoff: Category B.
- § 29.64 Climb: General.
- § 29.65 Climb: All engines operating.
- § 29.67 Climb: One engine inoperative (OEI).
- § 29.71 Helicopter angle of glide: Category B.
- § 29.75 Landing: General.
- § 29.77 Landing Decision Point (LDP): Category A.
- § 29.79 Landing: Category A.
- § 29.81 Landing distance: Category A.
- § 29.83 Landing: Category B.
- § 29.85 Balked landing: Category A.
- § 29.87 Height-velocity envelope.
- § 29.141 General.
- § 29.143 Controllability and maneuverability.
- § 29.151 Flight controls.
- § 29.161 Trim control.
- § 29.171 Stability: general.
- § 29.173 Static longitudinal stability.
- § 29.175 Demonstration of static longitudinal stability.
- § 29.177 Static directional stability.
- § 29.181 Dynamic stability: Category A rotorcraft.
- § 29.231 General.
- § 29.235 Taxiing condition.
- § 29.239 Spray characteristics.
- § 29.241 Ground resonance.
- § 29.251 Vibration.
Subpart C— Strength Requirements 40 sections
- § 29.301 Loads.
- § 29.303 Factor of safety.
- § 29.305 Strength and deformation.
- § 29.307 Proof of structure.
- § 29.309 Design limitations.
- § 29.321 General.
- § 29.337 Limit maneuvering load factor.
- § 29.339 Resultant limit maneuvering loads.
- § 29.341 Gust loads.
- § 29.351 Yawing conditions.
- § 29.361 Engine torque.
- § 29.391 General.
- § 29.395 Control system.
- § 29.397 Limit pilot forces and torques.
- § 29.399 Dual control system.
- § 29.411 Ground clearance: tail rotor guard.
- § 29.427 Unsymmetrical loads.
- § 29.471 General.
- § 29.473 Ground loading conditions and assumptions.
- § 29.475 Tires and shock absorbers.
- § 29.477 Landing gear arrangement.
- § 29.479 Level landing conditions.
- § 29.481 Tail-down landing conditions.
- § 29.483 One-wheel landing conditions.
- § 29.485 Lateral drift landing conditions.
- § 29.493 Braked roll conditions.
- § 29.497 Ground loading conditions: landing gear with tail wheels.
- § 29.501 Ground loading conditions: landing gear with skids.
- § 29.505 Ski landing conditions.
- § 29.511 Ground load: unsymmetrical loads on multiple-wheel units.
- § 29.519 Hull type rotorcraft: Water-based and amphibian.
- § 29.521 Float landing conditions.
- § 29.547 Main and tail rotor structure.
- § 29.549 Fuselage and rotor pylon structures.
- § 29.551 Auxiliary lifting surfaces.
- § 29.561 General.
- § 29.562 Emergency landing dynamic conditions.
- § 29.563 Structural ditching provisions.
- § 29.571 Fatigue Tolerance Evaluation of Metallic Structure.
- § 29.573 Damage Tolerance and Fatigue Evaluation of Composite Rotorcraft Structures.
Subpart D— Design and Construction 71 sections
- § 29.601 Design.
- § 29.602 Critical parts.
- § 29.603 Materials.
- § 29.605 Fabrication methods.
- § 29.607 Fasteners.
- § 29.609 Protection of structure.
- § 29.610 Lightning and static electricity protection.
- § 29.611 Inspection provisions.
- § 29.613 Material strength properties and design values.
- § 29.619 Special factors.
- § 29.621 Casting factors.
- § 29.623 Bearing factors.
- § 29.625 Fitting factors.
- § 29.629 Flutter and divergence.
- § 29.631 Bird strike.
- § 29.653 Pressure venting and drainage of rotor blades.
- § 29.659 Mass balance.
- § 29.661 Rotor blade clearance.
- § 29.663 Ground resonance prevention means.
- § 29.671 General.
- § 29.672 Stability augmentation, automatic, and power-operated systems.
- § 29.673 Primary flight controls.
- § 29.674 Interconnected controls.
- § 29.675 Stops.
- § 29.679 Control system locks.
- § 29.681 Limit load static tests.
- § 29.683 Operation tests.
- § 29.685 Control system details.
- § 29.687 Spring devices.
- § 29.691 Autorotation control mechanism.
- § 29.695 Power boost and power-operated control system.
- § 29.723 Shock absorption tests.
- § 29.725 Limit drop test.
- § 29.727 Reserve energy absorption drop test.
- § 29.729 Retracting mechanism.
- § 29.731 Wheels.
- § 29.733 Tires.
- § 29.735 Brakes.
- § 29.737 Skis.
- § 29.751 Main float buoyancy.
- § 29.753 Main float design.
- § 29.755 Hull buoyancy.
- § 29.757 Hull and auxiliary float strength.
- § 29.771 Pilot compartment.
- § 29.773 Pilot compartment view.
- § 29.775 Windshields and windows.
- § 29.777 Cockpit controls.
- § 29.779 Motion and effect of cockpit controls.
- § 29.783 Doors.
- § 29.785 Seats, berths, litters, safety belts, and harnesses.
- § 29.787 Cargo and baggage compartments.
- § 29.801 Ditching.
- § 29.803 Emergency evacuation.
- § 29.805 Flight crew emergency exits.
- § 29.807 Passenger emergency exits.
- § 29.809 Emergency exit arrangement.
- § 29.811 Emergency exit marking.
- § 29.812 Emergency lighting.
- § 29.813 Emergency exit access.
- § 29.815 Main aisle width.
- § 29.831 Ventilation.
- § 29.833 Heaters.
- § 29.851 Fire extinguishers.
- § 29.853 Compartment interiors.
- § 29.855 Cargo and baggage compartments.
- § 29.859 Combustion heater fire protection.
- § 29.861 Fire protection of structure, controls, and other parts.
- § 29.863 Flammable fluid fire protection.
- § 29.865 External loads.
- § 29.871 Leveling marks.
- § 29.873 Ballast provisions.
Subpart E— Powerplant 81 sections
- § 29.901 Installation.
- § 29.903 Engines.
- § 29.907 Engine vibration.
- § 29.908 Cooling fans.
- § 29.917 Design.
- § 29.921 Rotor brake.
- § 29.923 Rotor drive system and control mechanism tests.
- § 29.927 Additional tests.
- § 29.931 Shafting critical speed.
- § 29.935 Shafting joints.
- § 29.939 Turbine engine operating characteristics.
- § 29.951 General.
- § 29.952 Fuel system crash resistance.
- § 29.953 Fuel system independence.
- § 29.954 Fuel system lightning protection.
- § 29.955 Fuel flow.
- § 29.957 Flow between interconnected tanks.
- § 29.959 Unusable fuel supply.
- § 29.961 Fuel system hot weather operation.
- § 29.963 Fuel tanks: general.
- § 29.965 Fuel tank tests.
- § 29.967 Fuel tank installation.
- § 29.969 Fuel tank expansion space.
- § 29.971 Fuel tank sump.
- § 29.973 Fuel tank filler connection.
- § 29.975 Fuel tank vents and carburetor vapor vents.
- § 29.977 Fuel tank outlet.
- § 29.979 Pressure refueling and fueling provisions below fuel level.
- § 29.991 Fuel pumps.
- § 29.993 Fuel system lines and fittings.
- § 29.995 Fuel valves.
- § 29.997 Fuel strainer or filter.
- § 29.999 Fuel system drains.
- § 29.1001 Fuel jettisoning.
- § 29.1011 Engines: general.
- § 29.1013 Oil tanks.
- § 29.1015 Oil tank tests.
- § 29.1017 Oil lines and fittings.
- § 29.1019 Oil strainer or filter.
- § 29.1021 Oil system drains.
- § 29.1023 Oil radiators.
- § 29.1025 Oil valves.
- § 29.1027 Transmission and gearboxes: general.
- § 29.1041 General.
- § 29.1043 Cooling tests.
- § 29.1045 Climb cooling test procedures.
- § 29.1047 Takeoff cooling test procedures.
- § 29.1049 Hovering cooling test procedures.
- § 29.1091 Air induction.
- § 29.1093 Induction system icing protection.
- § 29.1101 Carburetor air preheater design.
- § 29.1103 Induction systems ducts and air duct systems.
- § 29.1105 Induction system screens.
- § 29.1107 Inter-coolers and after-coolers.
- § 29.1109 Carburetor air cooling.
- § 29.1121 General.
- § 29.1123 Exhaust piping.
- § 29.1125 Exhaust heat exchangers.
- § 29.1141 Powerplant controls: general.
- § 29.1142 Auxiliary power unit controls.
- § 29.1143 Engine controls.
- § 29.1145 Ignition switches.
- § 29.1147 Mixture controls.
- § 29.1151 Rotor brake controls.
- § 29.1157 Carburetor air temperature controls.
- § 29.1159 Supercharger controls.
- § 29.1163 Powerplant accessories.
- § 29.1165 Engine ignition systems.
- § 29.1181 Designated fire zones: regions included.
- § 29.1183 Lines, fittings, and components.
- § 29.1185 Flammable fluids.
- § 29.1187 Drainage and ventilation of fire zones.
- § 29.1189 Shutoff means.
- § 29.1191 Firewalls.
- § 29.1193 Cowling and engine compartment covering.
- § 29.1194 Other surfaces.
- § 29.1195 Fire extinguishing systems.
- § 29.1197 Fire extinguishing agents.
- § 29.1199 Extinguishing agent containers.
- § 29.1201 Fire extinguishing system materials.
- § 29.1203 Fire detector systems.
Subpart F— Equipment 44 sections
- § 29.1301 Function and installation.
- § 29.1303 Flight and navigation instruments.
- § 29.1305 Powerplant instruments.
- § 29.1307 Miscellaneous equipment.
- § 29.1309 Equipment, systems, and installations.
- § 29.1316 Electrical and electronic system lightning protection.
- § 29.1317 High-intensity Radiated Fields (HIRF) Protection.
- § 29.1321 Arrangement and visibility.
- § 29.1322 Warning, caution, and advisory lights.
- § 29.1323 Airspeed indicating system.
- § 29.1325 Static pressure and pressure altimeter systems.
- § 29.1327 Magnetic direction indicator.
- § 29.1329 Automatic pilot and flight guidance system.
- § 29.1331 Instruments using a power supply.
- § 29.1333 Instrument systems.
- § 29.1337 Powerplant instruments.
- § 29.1351 General.
- § 29.1353 Energy storage systems.
- § 29.1355 Distribution system.
- § 29.1357 Circuit protective devices.
- § 29.1359 Electrical system fire and smoke protection.
- § 29.1363 Electrical system tests.
- § 29.1381 Instrument lights.
- § 29.1383 Landing lights.
- § 29.1385 Position light system installation.
- § 29.1387 Position light system dihedral angles.
- § 29.1389 Position light distribution and intensities.
- § 29.1391 Minimum intensities in the horizontal plane of forward and rear position lights.
- § 29.1393 Minimum intensities in any vertical plane of forward and rear position lights.
- § 29.1395 Maximum intensities in overlapping beams of forward and rear position lights.
- § 29.1397 Color specifications.
- § 29.1399 Riding light.
- § 29.1401 Anticollision light system.
- § 29.1411 General.
- § 29.1413 Safety belts: passenger warning device.
- § 29.1415 Ditching equipment.
- § 29.1419 Ice protection.
- § 29.1431 Electronic equipment.
- § 29.1433 Vacuum systems.
- § 29.1435 Hydraulic systems.
- § 29.1439 Protective breathing equipment.
- § 29.1457 Cockpit voice recorders.
- § 29.1459 Flight data recorders.
- § 29.1461 Equipment containing high energy rotors.
Subpart G— Operating Limitations and Information 29 sections
- § 29.1501 General.
- § 29.1503 Airspeed limitations: general.
- § 29.1505 Never-exceed speed.
- § 29.1509 Rotor speed.
- § 29.1517 Limiting height-velocity envelope.
- § 29.1519 Weight and center of gravity.
- § 29.1521 Powerplant limitations.
- § 29.1522 Auxiliary power unit limitations.
- § 29.1523 Minimum flight crew.
- § 29.1525 Kinds of operations.
- § 29.1527 Maximum operating altitude.
- § 29.1529 Instructions for Continued Airworthiness.
- § 29.1541 General.
- § 29.1543 Instrument markings: general.
- § 29.1545 Airspeed indicator.
- § 29.1547 Magnetic direction indicator.
- § 29.1549 Powerplant instruments.
- § 29.1551 Oil quantity indicator.
- § 29.1553 Fuel quantity indicator.
- § 29.1555 Control markings.
- § 29.1557 Miscellaneous markings and placards.
- § 29.1559 Limitations placard.
- § 29.1561 Safety equipment.
- § 29.1565 Tail rotor.
- § 29.1581 General.
- § 29.1583 Operating limitations.
- § 29.1585 Operating procedures.
- § 29.1587 Performance information.
- § 29.1589 Loading information.
Appendices & SFARs
- App Appendix A to Part 29—Instructions for Continued Airworthiness
- App Appendix B to Part 29—Airworthiness Criteria for Helicopter Instrument Flight
- App Appendix C to Part 29—Icing Certification
- App Appendix D to Part 29—Criteria for Demonstration of Emergency Evacuation Procedures Under § 29.803
- App Appendix E to Part 29—HIRF Environments and Equipment HIRF Test Levels
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