Code of Federal Regulations (alpha)

CFR /  Title 14  /  Part 23: Airworthiness Standards: Normal, Utility, Acrobatic, And Commuter Category Airplanes

Section No. Description
Section 23.1 Special retroactive requirements
Section 23.2 Airplane categories
Section 23.3 Proof of compliance
Section 23.21 Load distribution limits
Section 23.23 Weight limits
Section 23.25 Empty weight and corresponding center of gravity
Section 23.29 Removable ballast
Section 23.31 Propeller speed and pitch limits
Section 23.33 General
Section 23.45 Stalling speed
Section 23.49 Takeoff speeds
Section 23.51 Takeoff performance
Section 23.53 Accelerate-stop distance
Section 23.55 Takeoff path
Section 23.57 Takeoff distance and takeoff run
Section 23.59 Takeoff flight path
Section 23.61 Climb: General
Section 23.63 Climb: All engines operating
Section 23.65 Takeoff climb: One-engine inoperative
Section 23.66 Climb: One engine inoperative
Section 23.67 Enroute climb/descent
Section 23.69 Glide: Single-engine airplanes
Section 23.71 Reference landing approach speed
Section 23.73 Landing distance
Section 23.75 Balked landing
Section 23.77 General
Section 23.141 General
Section 23.143 Longitudinal control
Section 23.145 Directional and lateral control
Section 23.147 Minimum control speed
Section 23.149 Acrobatic maneuvers
Section 23.151 Control during landings
Section 23.153 Elevator control force in maneuvers
Section 23.155 Rate of roll
Section 23.157 Trim
Section 23.161 General
Section 23.171 Static longitudinal stability
Section 23.173 Demonstration of static longitudinal stability
Section 23.175 Static directional and lateral stability
Section 23.177 Dynamic stability
Section 23.181 Wings level stall
Section 23.201 Turning flight and accelerated turning stalls
Section 23.203 Stall warning
Section 23.207 Spinning
Section 23.221 Longitudinal stability and control
Section 23.231 Directional stability and control
Section 23.233 Operation on unpaved surfaces
Section 23.235 Operation on water
Section 23.237 Spray characteristics
Section 23.239 Vibration and buffeting
Section 23.251 High speed characteristics
Section 23.253 Out of trim characteristics
Section 23.255 Loads
Section 23.301 Canard or tandem wing configurations
Section 23.302 Factor of safety
Section 23.303 Strength and deformation
Section 23.305 Proof of structure
Section 23.307 General
Section 23.321 Symmetrical flight conditions
Section 23.331 Flight envelope
Section 23.333 Design airspeeds
Section 23.335 Limit maneuvering load factors
Section 23.337 Gust loads factors
Section 23.341 Design fuel loads
Section 23.343 High lift devices
Section 23.345 Unsymmetrical flight conditions
Section 23.347 Rolling conditions
Section 23.349 Yawing conditions
Section 23.351 Engine torque
Section 23.361 Side load on engine mount
Section 23.363 Pressurized cabin loads
Section 23.365 Unsymmetrical loads due to engine failure
Section 23.367 Rear lift truss
Section 23.369 Gyroscopic and aerodynamic loads
Section 23.371 Speed control devices
Section 23.373 Control surface loads
Section 23.391 Loads parallel to hinge line
Section 23.393 Control system loads
Section 23.395 Limit control forces and torques
Section 23.397 Dual control system
Section 23.399 Secondary control system
Section 23.405 Trim tab effects
Section 23.407 Tabs
Section 23.409 Ground gust conditions
Section 23.415 Maneuvering loads
Section 23.423 Gust loads
Section 23.425 Unsymmetrical loads
Section 23.427 Maneuvering loads
Section 23.441 Gust loads
Section 23.443 Outboard fins or winglets
Section 23.445 Ailerons
Section 23.455 Special devices
Section 23.459 General
Section 23.471 Ground load conditions and assumptions
Section 23.473 Landing gear arrangement
Section 23.477 Level landing conditions
Section 23.479 Tail down landing conditions
Section 23.481 One-wheel landing conditions
Section 23.483 Side load conditions
Section 23.485 Braked roll conditions
Section 23.493 Supplementary conditions for tail wheels
Section 23.497 Supplementary conditions for nose wheels
Section 23.499 Supplementary conditions for skiplanes
Section 23.505 Jacking loads
Section 23.507 Towing loads
Section 23.509 Ground load; unsymmetrical loads on multiple-wheel units
Section 23.511 Water load conditions
Section 23.521 Design weights and center of gravity positions
Section 23.523 Application of loads
Section 23.525 Hull and main float load factors
Section 23.527 Hull and main float landing conditions
Section 23.529 Hull and main float takeoff condition
Section 23.531 Hull and main float bottom pressures
Section 23.533 Auxiliary float loads
Section 23.535 Seawing loads
Section 23.537 General
Section 23.561 Emergency landing dynamic conditions
Section 23.562 Metallic pressurized cabin structures
Section 23.571 Metallic wing, empennage, and associated structures
Section 23.572 Damage tolerance and fatigue evaluation of structure
Section 23.573 Metallic damage tolerance and fatigue evaluation of commuter category airplanes
Section 23.574 Inspections and other procedures
Section 23.575 General
Section 23.601 Materials and workmanship
Section 23.603 Fabrication methods
Section 23.605 Fasteners
Section 23.607 Protection of structure
Section 23.609 Accessibility provisions
Section 23.611 Material strength properties and design values
Section 23.613 Special factors
Section 23.619 Casting factors
Section 23.621 Bearing factors
Section 23.623 Fitting factors
Section 23.625 Fatigue strength
Section 23.627 Flutter
Section 23.629 Proof of strength
Section 23.641 Proof of strength
Section 23.651 Installation
Section 23.655 Hinges
Section 23.657 Mass balance
Section 23.659 General
Section 23.671 Stability augmentation and automatic and power-operated systems
Section 23.672 Primary flight controls
Section 23.673 Stops
Section 23.675 Trim systems
Section 23.677 Control system locks
Section 23.679 Limit load static tests
Section 23.681 Operation tests
Section 23.683 Control system details
Section 23.685 Spring devices
Section 23.687 Cable systems
Section 23.689 Artificial stall barrier system
Section 23.691 Joints
Section 23.693 Wing flap controls
Section 23.697 Wing flap position indicator
Section 23.699 Flap interconnection
Section 23.701 Takeoff warning system
Section 23.703 General
Section 23.721 Shock absorption tests
Section 23.723 Limit drop tests
Section 23.725 Ground load dynamic tests
Section 23.726 Reserve energy absorption drop test
Section 23.727 Landing gear extension and retraction system
Section 23.729 Wheels
Section 23.731 Tires
Section 23.733 Brakes
Section 23.735 Skis
Section 23.737 Nose/tail wheel steering
Section 23.745 Main float buoyancy
Section 23.751 Main float design
Section 23.753 Hulls
Section 23.755 Auxiliary floats
Section 23.757 Pilot compartment
Section 23.771 Pilot compartment view
Section 23.773 Windshields and windows
Section 23.775 Cockpit controls
Section 23.777 Motion and effect of cockpit controls
Section 23.779 Cockpit control knob shape
Section 23.781 Doors
Section 23.783 Seats, berths, litters, safety belts, and shoulder harnesses
Section 23.785 Baggage and cargo compartments
Section 23.787 Passenger information signs
Section 23.791 Emergency evacuation
Section 23.803 Flightcrew emergency exits
Section 23.805 Emergency exits
Section 23.807 Emergency exit marking
Section 23.811 Emergency lighting
Section 23.812 Emergency exit access
Section 23.813 Width of aisle
Section 23.815 Ventilation
Section 23.831 Pressurized cabins
Section 23.841 Pressurization tests
Section 23.843 Fire extinguishers
Section 23.851 Passenger and crew compartment interiors
Section 23.853 Cargo and baggage compartment fire protection
Section 23.855 Thermal/acoustic insulation materials
Section 23.856 Combustion heater fire protection
Section 23.859 Flammable fluid fire protection
Section 23.863 Fire protection of flight controls, engine mounts, and other flight structure
Section 23.865 Electrical bonding and protection against lightning and static electricity
Section 23.867 Leveling means
Section 23.871 Installation
Section 23.901 Engines
Section 23.903 Automatic power reserve system
Section 23.904 Propellers
Section 23.905 Propeller vibration and fatigue
Section 23.907 Turbocharger systems
Section 23.909 Propeller clearance
Section 23.925 Engine installation ice protection
Section 23.929 Reversing systems
Section 23.933 Turbojet and turbofan engine thrust reverser systems tests
Section 23.934 Turbopropeller-drag limiting systems
Section 23.937 Powerplant operating characteristics
Section 23.939 Negative acceleration
Section 23.943 General
Section 23.951 Fuel system independence
Section 23.953 Fuel system lightning protection
Section 23.954 Fuel flow
Section 23.955 Flow between interconnected tanks
Section 23.957 Unusable fuel supply
Section 23.959 Fuel system hot weather operation
Section 23.961 Fuel tanks: General
Section 23.963 Fuel tank tests
Section 23.965 Fuel tank installation
Section 23.967 Fuel tank expansion space
Section 23.969 Fuel tank sump
Section 23.971 Fuel tank filler connection
Section 23.973 Fuel tank vents and carburetor vapor vents
Section 23.975 Fuel tank outlet
Section 23.977 Pressure fueling systems
Section 23.979 Fuel pumps
Section 23.991 Fuel system lines and fittings
Section 23.993 Fuel system components
Section 23.994 Fuel valves and controls
Section 23.995 Fuel strainer or filter
Section 23.997 Fuel system drains
Section 23.999 Fuel jettisoning system
Section 23.1001 General
Section 23.1011 Oil tanks
Section 23.1013 Oil tank tests
Section 23.1015 Oil lines and fittings
Section 23.1017 Oil strainer or filter
Section 23.1019 Oil system drains
Section 23.1021 Oil radiators
Section 23.1023 Propeller feathering system
Section 23.1027 General
Section 23.1041 Cooling tests
Section 23.1043 Cooling test procedures for turbine engine powered airplanes
Section 23.1045 Cooling test procedures for reciprocating engine powered airplanes
Section 23.1047 Installation
Section 23.1061 Coolant tank tests
Section 23.1063 Air induction system
Section 23.1091 Induction system icing protection
Section 23.1093 Carburetor deicing fluid flow rate
Section 23.1095 Carburetor deicing fluid system capacity
Section 23.1097 Carburetor deicing fluid system detail design
Section 23.1099 Induction air preheater design
Section 23.1101 Induction system ducts
Section 23.1103 Induction system screens
Section 23.1105 Induction system filters
Section 23.1107 Turbocharger bleed air system
Section 23.1109 Turbine engine bleed air system
Section 23.1111 General
Section 23.1121 Exhaust system
Section 23.1123 Exhaust heat exchangers
Section 23.1125 Powerplant controls: General
Section 23.1141 Auxiliary power unit controls
Section 23.1142 Engine controls
Section 23.1143 Ignition switches
Section 23.1145 Mixture controls
Section 23.1147 Propeller speed and pitch controls
Section 23.1149 Propeller feathering controls
Section 23.1153 Turbine engine reverse thrust and propeller pitch settings below the flight regime
Section 23.1155 Carburetor air temperature controls
Section 23.1157 Powerplant accessories
Section 23.1163 Engine ignition systems
Section 23.1165 Designated fire zones; regions included
Section 23.1181 Nacelle areas behind firewalls
Section 23.1182 Lines, fittings, and components
Section 23.1183 Shutoff means
Section 23.1189 Firewalls
Section 23.1191 Engine accessory compartment diaphragm
Section 23.1192 Cowling and nacelle
Section 23.1193 Fire extinguishing systems
Section 23.1195 Fire extinguishing agents
Section 23.1197 Extinguishing agent containers
Section 23.1199 Fire extinguishing systems materials
Section 23.1201 Fire detector system
Section 23.1203 Function and installation
Section 23.1301 Flight and navigation instruments
Section 23.1303 Powerplant instruments
Section 23.1305 Electrical and electronic system lightning protection
Section 23.1306 Miscellaneous equipment
Section 23.1307 High-intensity Radiated Fields (HIRF) Protection
Section 23.1308 Equipment, systems, and installations
Section 23.1309 Power source capacity and distribution
Section 23.1310 Electronic display instrument systems
Section 23.1311 Arrangement and visibility
Section 23.1321 Warning, caution, and advisory lights
Section 23.1322 Airspeed indicating system
Section 23.1323 Static pressure system
Section 23.1325 Pitot heat indication systems
Section 23.1326 Magnetic direction indicator
Section 23.1327 Automatic pilot system
Section 23.1329 Instruments using a power source
Section 23.1331 Flight director systems
Section 23.1335 Powerplant instruments installation
Section 23.1337 General
Section 23.1351 Storage battery design and installation
Section 23.1353 Circuit protective devices
Section 23.1357 Electrical system fire protection
Section 23.1359 Master switch arrangement
Section 23.1361 Electric cables and equipment
Section 23.1365 Switches
Section 23.1367 Instrument lights
Section 23.1381 Taxi and landing lights
Section 23.1383 Position light system installation
Section 23.1385 Position light system dihedral angles
Section 23.1387 Position light distribution and intensities
Section 23.1389 Minimum intensities in the horizontal plane of position lights
Section 23.1391 Minimum intensities in any vertical plane of position lights
Section 23.1393 Maximum intensities in overlapping beams of position lights
Section 23.1395 Color specifications
Section 23.1397 Riding light
Section 23.1399 Anticollision light system
Section 23.1401 General
Section 23.1411 Ditching equipment
Section 23.1415 Pneumatic de-icer boot system
Section 23.1416 Ice protection
Section 23.1419 Electronic equipment
Section 23.1431 Hydraulic systems
Section 23.1435 Accessories for multiengine airplanes
Section 23.1437 Pressurization and pneumatic systems
Section 23.1438 Oxygen equipment and supply
Section 23.1441 Minimum mass flow of supplemental oxygen
Section 23.1443 Oxygen distribution system
Section 23.1445 Equipment standards for oxygen dispensing units
Section 23.1447 Means for determining use of oxygen
Section 23.1449 Chemical oxygen generators
Section 23.1450 Fire protection for oxygen equipment
Section 23.1451 Protection of oxygen equipment from rupture
Section 23.1453 Cockpit voice recorders
Section 23.1457 Flight data recorders
Section 23.1459 Equipment containing high energy rotors
Section 23.1461 General
Section 23.1501 Airspeed limitations
Section 23.1505 Operating maneuvering speed
Section 23.1507 Flap extended speed
Section 23.1511 Minimum control speed
Section 23.1513 Weight and center of gravity
Section 23.1519 Powerplant limitations
Section 23.1521 Auxiliary power unit limitations
Section 23.1522 Minimum flight crew
Section 23.1523 Maximum passenger seating configuration
Section 23.1524 Kinds of operation
Section 23.1525 Maximum operating altitude
Section 23.1527 Instructions for Continued Airworthiness
Section 23.1529 General
Section 23.1541 Instrument markings: General
Section 23.1543 Airspeed indicator
Section 23.1545 Magnetic direction indicator
Section 23.1547 Powerplant and auxiliary power unit instruments
Section 23.1549 Oil quantity indicator
Section 23.1551 Fuel quantity indicator
Section 23.1553 Control markings
Section 23.1555 Miscellaneous markings and placards
Section 23.1557 Operating limitations placard
Section 23.1559 Safety equipment
Section 23.1561 Airspeed placards
Section 23.1563 Flight maneuver placard
Section 23.1567 General
Section 23.1581 Operating limitations
Section 23.1583 Operating procedures
Section 23.1585 Performance information
Section 23.1587 Loading information
Section 23.1589 Applicability