Part V – Airworthiness Chapter 525 - Transport Category Aeroplanes

Canadian Aviation Regulations (CARs) 2017-1

  • See also CAR 525
  • Preamble
  • Subchapter A - General
    • 525.1 - Applicability
    • 525.2 - Special Retroactive Requirements
  • Subchapter B - Flight - General
    • 525.21 - Proof of Compliance
    • 525.23 - Load Distribution Limits
    • 525.25 - Weight Limits
    • 525.27 - Centre of Gravity Limits
    • 525.29 - Empty Weight and Corresponding Centre of Gravity
    • 525.31 - Removable Ballast
    • 525.33 - Propeller Speed and Pitch Limits
  • Performance
  • Controllability And Manoeuvrability
  • Trim
  • Stability
    • 525.171 - General
    • 525.173 - Static Longitudinal Stability
    • 525.175 - Demonstration of Static Longitudinal Stability
    • 525.177 - Static Lateral-Directional Stability
    • 525.181 - Dynamic Stability
  • Stalls
  • Ground And Water Handling Characteristics
    • 525.231 - Longitudinal Stability and Control
    • 525.233 - Directional Stability and Control
    • 525.235 - Taxiing Condition
    • 525.237 - Wind Velocities
    • 525.239 - Spray Characteristics, Control, and Stability on Water
  • Miscellaneous Flight Requirements
    • 525.251 - Vibration and Buffeting
    • 525.253 - High-Speed Characteristics
    • 525.255 - Out-of-Trim Characteristics
  • Subchapter C - Structure - General
  • Flight Loads
  • Flight Manoeuvre And Gust Conditions
    • 525.331 - [Symmetric Manoeuvring Conditions]
    • 525.333 - [Flight Manoeuvring Envelope]
    • 525.335 - Design Airspeeds
    • 525.337 - Limit Manoeuvring Load Factors
    • 525.341 - [Gust and Turbulence Loads]
    • 525.343 - Design Fuel and Oil Loads
    • 525.345 - High Lift Devices
    • 525.349 - Rolling Conditions
    • 525.351 - [Yaw Manoeuvre Conditions]
  • Supplementary Conditions
    • 525.361 - Engine Torque
    • 525.363 - [Side Load on Engine and Auxiliary Power Unit Mounts]
    • 525.365 - Pressurised Compartment Loads
    • 525.367 - Unsymmetrical Loads Due to Engine Failure
    • 525.371 - Gyroscopic Loads
    • 525.373 - Speed Control Devices
  • Control Surface And System Loads
  • Ground Loads
    • 525.471 - General
    • 525.473 - [Landing Load Conditions and Assumptions]
    • 524.477 - Landing Gear Arrangement
    • 525.479 - Level Landing Conditions
    • 525.481 - Tail-down Landing Conditions
    • 525.483 - [One-gear Landing Conditions]
    • 525.485 - Side Load Conditions
    • 525.487 - Rebound Landing Condition
    • 525.489 - Ground Handling Conditions
    • 525.491 - [Taxi, Take-off and Landing Roll]
    • 525.493 - Braked Roll Conditions
    • 525.495 - Turning
    • 525.497 - Tail-wheel Yawing
    • 525.499 - [Nose-wheel Yaw and Steering]
    • 525.503 - Pivoting
    • 525.507 - Reversed Braking
    • 525.509 - Towing Loads
    • 525.511 - Ground Load: Unsymmetrical Loads on Multiple-wheel Units
    • 525.519 - Jacking and Tie-down Provisions
  • Water Loads
    • 525.521 - General
    • 525.523 - Design Weights and Centre of Gravity Positions
    • 525.525 - Application of Loads
    • 525.527 - Hull and Main Float Load Factors
    • 525.529 - Hull and Main Float Landing Conditions
    • 525.531 - Hull and Main Float Take-off Conditions
    • 525.533 - Hull and Main Float Bottom Pressures
    • 525.535 - Auxiliary Float Loads
    • 525.537 - Sea-wing Loads
  • Emergency Landing Conditions
    • 525.561 - General
    • 525.562 - Emergency Landing Dynamic Conditions
    • 525.563 - Structural Ditching Provisions
  • Fatigue Evaluation
    • 525.571 - Damage-tolerance and Fatigue Evaluation of Structure
    • 525.573 - (Reserved)
  • Lightning Protection
  • Subchapter D - Design And Construction
  • Control Surfaces
  • Control Systems
  • Landing Gear
  • Floats And Hulls
  • Personnel And Cargo Accommodations
    • 525.771 - Pilot Compartment
    • 525.772 - Pilot Compartment Doors
    • 525.773 - Pilot Compartment View
    • 525.775 - Windshields and Windows
    • 525.777 - Cockpit Controls
    • 525.779 - Motion and Effect of Cockpit Controls
    • 525.781 - Cockpit Control Knob Shape
    • 525.783 - Fuselage Doors
    • 525.785 - Seats, Berths, Safety Belts, and Harnesses
    • 525.787 - Stowage Compartments
    • 525.789 - Retention of Items of Mass in Passenger and Crew Compartments and Galleys
    • 525.791 - Passenger Information Signs and Placards
    • 525.793 - Floor Surfaces
    • 525.794 - Reserved
    • 525.795 - Security Considerations
  • Emergency Provisions
  • Ventilation And Heating
  • Pressurisation
  • Fire Protection
    • 525.851 - Fire Extinguishers
    • 525.853 - Compartment Interiors
    • 525.854 - Lavatory Fire Protection
    • 525.855 - Cargo and Baggage Compartments
    • 525.856 - Thermal/Acoustic Insulation Materials
    • 525.857 - Cargo Compartment Classification
    • 525.858 - [Cargo or Baggage Compartment Smoke or Fire Detection Systems]
    • 525.859 - Combustion Heater Fire Protection
    • 525.863 - Flammable Fluid Fire Protection
    • 525.865 - Fire Protection of Flight Controls, Engine Mounts, and Other Flight Structure
    • 525.867 - Fire Protection: Other Components
    • 525.869 - Fire Protection: Systems
  • Miscellaneous
    • 525.871 - Levelling Means
    • 525.875 - Reinforcement Near Propellers
    • 525.899 - Electrical Bonding and Protection Against Static Electricity
  • Subchapter E - Powerplant
    • 525.901 - Installation
    • 525.903 - Engines
    • 525.904 - Automatic Take-off Thrust Control System (ATTCS)
    • 525.905 - Propellers
    • 525.907 - Propeller Vibration and Fatigue
    • 525.925 - Propeller Clearance
    • 525.929 - Propeller De-icing
    • 525.933 - Reversing Systems
    • 525.934 - Turbojet Engine Thrust Reverser System Tests
    • 525.937 - Turbopropeller-drag Limiting Systems
    • 525.939 - Turbine Engine Operating Characteristics
    • 525.941 - Inlet, Engine, and Exhaust Compatibility
    • 525.943 - Negative Acceleration
    • 525.945 - Thrust or Power Augmentation System
  • Fuel System
  • Fuel System Components
  • Oil System
  • Cooling
  • Induction System
    • 525.1091 - Air Induction
    • 525.1093 - Induction System De-icing and Anti-icing Provisions
    • 525.1101 - Carburettor Air Preheater Design
    • 525.1103 - Induction System Ducts and Air Duct Systems
    • 525.1105 - Induction System Screens
    • 525.1107 - Inter-coolers and After-coolers
  • Exhaust System
  • Powerplant Controls And Accessories
  • Powerplant Fire Protection
    • 525.1181 - Designated Fire Zones; Regions Included
    • 525.1182 - Nacelle Areas Behind Firewalls, and Engine Pod Attaching Structures Containing Flammable Fluid Lines
    • 525.1183 - Flammable Fluid-Carrying Components
    • 525.1185 - Flammable Fluids
    • 525.1187 - Drainage and Ventilation of Fire Zones
    • 525.1189 - Shut-off Means
    • 525.1191 - Firewalls
    • 525.1192 - Engine Accessory Section Diaphragm
    • 525.1193 - Cowling and Nacelle Skin
    • 525.1195 - Fire Extinguishing Systems
    • 525.1197 - Fire Extinguishing Agents
    • 525.1199 - Extinguishing Agent Containers
    • 525.1201 - Fire Extinguishing System Materials
    • 525.1203 - Fire Detector System
    • 525.1207 - Compliance
  • Subchapter F - Equipment
    • 525.1301 - Function and Installation
    • 525.1301-1 - Aeroplane Operations After Ground Cold Soak
    • 525.1302 - Installed Systems and Equipment for Use by Flight Crew Members
    • 525.1303 - Flight and Navigation Instruments
    • 525.1305 - Powerplant Instruments
    • 525.1307 - Miscellaneous Equipment
    • 525.1309 - Equipment, Systems, and Installations
    • 525.1310 - Power Source Capacity and Distribution
    • 525.1316 - Electrical and Electronic System Lightning Protection
    • 525.1317 - High-intensity Radiated Fields (HIRF) Protection
  • Instruments: Installation
  • Electrical Systems And Equipment
  • Lights
    • 525.1381 - Instrument Lights
    • 525.1383 - Landing Lights
    • 525.1385 - Position Light System Installation
    • 525.1387 - Position Light System Dihedral Angles
    • 525.1389 - Position Light Distribution and Intensities
    • 525.1391 - Minimum Intensities in the Horizontal Plane of Forward and Rear Position Lights
    • 525.1393 - Minimum Intensities in Any Vertical Plane of Forward and Rear Position Lights
    • 525.1395 - Maximum Intensities in Overlapping Beams of Forward and Rear Position Lights
    • 525.1397 - Colour Specifications
    • 525.1399 - Riding Light
    • 525.1401 - Anticollision Light System
    • 525.1403 - Wing Icing Detection Lights
  • Safety Equipment
  • Miscellaneous Equipment
    • 525.1431 - Electronic Equipment
    • 525.1433 - Vacuum Systems
    • 525.1435 - Hydraulic Systems
    • 525.1438 - Pressurisation and Pneumatic Systems
    • 525.1439 - Protective Breathing Equipment
    • 525.1441 - Oxygen Equipment and Supply
    • 525.1443 - Minimum Mass Flow of Supplemental Oxygen
    • 525.1445 - Equipment Standards for the Oxygen Distributing System
    • 525.1447 - Equipment Standards for Oxygen Dispensing Units
    • 525.1449 - Means for Determining Use of Oxygen
    • 525.1450 - Chemical Oxygen Generators
    • 525.1451 - (Removed)
    • 525.1453 - Protection of Oxygen Equipment from Rupture
    • 525.1455 - Draining of Fluids Subject to Freezing
    • 525.1457 - Cockpit Voice Recorders
    • 525.1459 - Flight Data Recorders
    • 525.1461 - Equipment Containing High Energy Rotors
  • Subchapter G - Operating Limitations And Information
  • Operating Limitations
  • Markings And Placards
  • Aeroplane Flight Manual
  • Subchapter H - Electrical Wiring Interconnection Systems (EWIS)
    • 525.1701 - Definition
    • 525.1703 - Function and Installation: EWIS
    • 525.1705 - Systems and Functions: EWIS
    • 525.1707 - System Separation: EWIS
    • 525.1709 - System Safety: EWIS
    • 525.1711 - Component Identification: EWIS
    • 525.1713 - Fire Protection: EWIS
    • 525.1715 - Electrical Bonding and Protection Against Static Electricity: EWIS
    • 525.1717 - Circuit Protective Devices: EWIS
    • 525.1719 - Accessibility Provisions: EWIS
    • 525.1721 - Protection of EWIS
    • 525.1723 - Flammable Fluid Fire Protection: EWIS
    • 525.1725 - Powerplants: EWIS
    • 525.1727 - Flammable Fluid Shutoff Means: EWIS
    • 525.1729 - Instructions for Continued Airworthiness: EWIS
    • 525.1731 - Powerplant and APU Fire Detector System: EWIS
    • 525.1733 - Fire Detection Systems, General: EWIS
  • Appendix A
  • Appendix B
  • Appendix C
  • Appendix D
  • Appendix E
  • Appendix F
  • Appendix G - Continuous Gust Design Criteria
  • Appendix H - Instructions For Continued Airworthiness
  • Appendix I - Installation of an Automatic Take-off Thrust Control System (ATTCS)
  • Appendix J - Emergency Evacuation
  • Appendix L - HIRF Environments and Equipment HIRF Test Levels
  • Appendix M - Fuel Tank System Flammability Reduction Means
  • Appendix N - Fuel Tank Flammability Exposure and Reliability Analysis
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