--- title: "SUBPART B – ETSO-2C522: SUBPART B – LIST OF ETSOs (CS-ETSO) — rule index · Avioverse" description: "SUBPART B – ETSO-2C522, CS-ETSO. This Subpart contains two Indexes: 1 INDEX 1 1.1 Index 1 lists all those ETSOs which are technically similar to FAA-TSOs." url: "https://avioverse.aero/regulations/easa/cs-etso/subpart-b" --- # SUBPART B – LIST OF ETSOs European Technical Standard Orders (CS-ETSO) · CS-ETSO · SUBPART B – ETSO-2C522 On this page 1. ## [SUBPART B LIST OF ETSOs](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/subpart-b) This Subpart contains two Indexes: 1 INDEX 1 1.1 Index 1 lists all those ETSOs which are technically similar to FAA-TSOs. 2. ## [ETSO-C1e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c1e) Cargo Compartment Fire Detection Instruments 1 Applicability This ETSO provides the requirements which cargo compartment fire detection instruments that… 3. ## [ETSO-C2d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c2d) Airspeed Instruments 1 Applicability This ETSO gives the requirements which new models of airspeed instruments that are manufactured on or after the date… 4. ## [ETSO-C3e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c3e) Turn and Slip Instrument 1 Applicability This ETSO provides the requirements which Turn And Slip Instruments that are designed and manufactured on or… 5. ## [ETSO-C4c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c4c) Bank and Pitch Instruments 1 Applicability This ETSO gives the requirements which bank and pitch instruments that are manufactured on or after the date… 6. ## [ETSO-C5f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c5f) Direction Instrument, Non-Magnetic (Gyroscopically Stabilized) 1 Applicability This ETSO provides the requirements which Direction Instruments… 7. ## [ETSO-C6e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c6e) Direction Instrument, Magnetic (Gyroscopically Stabilized) 1 Applicability This ETSO gives the requirements which new models of direction instruments… [Appendix 1 to ETSO-C6e Modification to MPS for Direction Instrument, Magnetic (Gyroscopically Stabilized)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c6e#appendix-1-to-etso-c6e) 8. ## [ETSO-C7d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c7d) Direction Instrument, Magnetic Non-stabilized Type (Magnetic Compass) 1 Applicability This ETSO gives the requirements which new models of direction… 9. ## [ETSO-C8e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c8e) Vertical Velocity Instrument (Rate-of-Climb) 1 Applicability This ETSO gives the requirements which new models of vertical velocity instruments that are… 10. ## [ETSO-C10c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c10c) Pressure Altimeter System 1 Applicability This ETSO provides the requirements which pressure altimeter systems that are designed and manufactured on or… [Appendix 1 to ETSO-C10c Minimum Performance Standard (MPS) for Pressure Altimeter Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c10c#appendix-1-to-etso-c10c) 11. ## [ETSO-C13g](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c13g) Life Preservers 1 Applicability This ETSO provides the requirements which life preservers that are designed and manufactured on or after the date of this… [Appendix 1 to ETSO-C13g Functional and Environmental Qualification Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c13g#appendix-1-to-etso-c13g) [Appendix 2 to ETSO-C13g Tests Involving Subjects](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c13g#appendix-2-to-etso-c13g) 12. ## [ETSO-C14b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c14b) Aircraft Fabric, Intermediate Grade 1 Applicability This ETSO gives the requirements which new models of aircraft fabric, intermediate grade that is… 13. ## [ETSO-C15d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c15d) Aircraft Fabric, Grade A 1 Applicability This ETSO gives the requirements which new models of aircraft fabric, grade A that is manufactured on or after… 14. ## [ETSO-C16b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c16b) Electrically Heated Pitot and Pitot-Static Tubes 1 Applicability This ETSO provides the requirements which electrically heated pitot and pitot-static… [Appendix 1 to ETSO-C16b Minimum Performance Standard for Electrically Heated Pitot and Pitot-Static Tubes](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c16b#appendix-1-to-etso-c16b) [Appendix 2 to ETSO-C16b Ice and Rain Minimum Qualification Standards for Pitot and Pitot-Static Probes](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c16b#appendix-2-to-etso-c16b) 15. ## [ETSO-C20a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c20a) Combustion Heaters and Accessories 1 Abpplicability This ETSO provides the requirements which combustion heaters and accessories that are designed and… [Appendix 1 to ETSO-C20a MPS for Combustion Heater Based on SAE AS8040B](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c20a#appendix-1-to-etso-c20a) [Appendix 2 to ETSO-C20a Instructions for Continued Airworthiness of the Aircraft Combustion Heater and Accessories](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c20a#appendix-2-to-etso-c20a) 16. ## [ETSO-C21b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c21b) Aircraft Turnbuckle Assemblies and/or Turnbuckle Safetying Devices 1 Applicability This ETSO gives the requirements which new models of aircraft… 17. ## [ETSO-C22g](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c22g) Safety Belts 1 Applicability This ETSO gives the requirements that safety belts which are manufactured on or after the date of this ETSO, must meet in… 18. ## [ETSO-C23f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c23f) Personnel Parachute Assemblies and Components 1 Applicability This ETSO provides the requirements which emergency parachutes that are designed and… [Appendix 1 to ETSO-C23f Minimum Performance Standard for Personnel Parachute Assemblies and Components](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c23f#appendix-1-to-etso-c23f) 19. ## [ETSO-C25a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c25a) Aircraft Seats and Berths (Type I Transport 6g Forward Load) 1 Applicability This ETSO gives the requirements which seats, used in transport category… 20. ## [ETSO-C26d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c26d) Aircraft Wheels and Wheel-Brake Assemblies (CS-23, -27 and -29 aircraft) 1 Applicability This ETSO gives the requirements which aircraft wheels and… [Appendix 1 to ETSO-C26d Minimum Performance Standard for aircraft wheels, brakes and wheel/brake assemblies for small airplanes and rotorcraft](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c26d#appendix-1-to-etso-c26d) 21. ## [ETSO-C27a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c27a) Twin Seaplane Floats 1 Applicability This ETSO provides the requirements which twin seaplanes floats that are designed and manufactured on or after the… 22. ## [ETSO-C28](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c28) Aircraft Skis 1 Applicability This ETSO gives the requirements which aircraft skis that are manufactured on or after the date of this ETSO must meet in… 23. ## [ETSO-C30d A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c30d) Aircraft Position Lights 1 Applicability This ETSO provides the requirements which aircraft position lights that are designed and manufactured on or… [Appendix 1 to ETSO-C30d A1 — AIRCRAFT POSITION LIGHTS](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c30d#appendix-1-to-etso-c30d) 24. ## [ETSO-C39c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c39c) Aircraft Seats and Berths Certified by Static Testing only 1 Applicability This ETSO gives the requirements which aircraft seats and berths that are… [Appendix 1 to ETSO-C39c Modification to AS 8049 Rev. A](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c39c#appendix-1-to-etso-c39c) 25. ## [ETSO-C42](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c42) Propeller Feathering Hose Assemblies 1 Applicability This ETSO gives the requirements which propeller feathering hoses assemblies of the following types… 26. ## [ETSO-C43d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c43d) Temperature Instruments 1 Applicability This ETSO provides the requirements which new models of temperature instruments that are designed and… [Appendix 1 to ETSO-C43d Modifications to SAE AS8005A](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c43d#appendix-1-to-etso-c43d) 27. ## [ETSO-C44c A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c44c) Fuel Flowmeters 1 Applicability This ETSO gives the requirements which fuel flowmeters that are manufactured on or after the date of this ETSO must meet… [Appendix 1 to ETSO-C44c A1 – Minimum Performance Standard for Fuel Flowmeters](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c44c#appendix-1-to-etso-c44c) 28. ## [ETSO-C45b A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c45b) Manifold Pressure Instruments 1 Applicability This ETSO gives the requirements which manifold pressure instruments that are manufactured on or after the… [Appendix 1 to ETSO-C45b A1 – Minimum Performance Standard for Manifold Pressure Instruments](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c45b#appendix-1-to-etso-c45b) 29. ## [ETSO-C46a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c46a) Maximum Allowable Airspeed Indicator Systems 1 Applicability This ETSO gives the requirements which maximum allowable airspeed indicator systems that are… [Appendix 1 to ETSO-C46a Federal Aviation Administration Standard, Maximum Allowable Airspeed Indicator Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c46a#appendix-1-to-etso-c46a) 30. ## [ETSO-C47a A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c47a) Pressure Instruments – Fuel, Oil and Hydraulic 1 Applicability This ETSO gives the requirements which fuel, oil and hydraulic pressure instruments that… [Appendix 1 to ETSO-C47a A1 – Minimum Performance Standards (MPSs) for Pressure Instruments - Fuel, Oil and Hydraulic](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c47a#appendix-1-to-etso-c47a) 31. ## [ETSO-C49b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c49b) Electric Tachometer: Magnetic Drag (Indicator and Generator) 1 Applicability This ETSO gives the requirements which electric tachometers: 32. ## [ETSO-C53a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c53a) Fuel and Engine Oil System Hose Assemblies 1 Applicability This ETSO gives the requirements which fuel and engine oil system hose assemblies that are… 33. ## [ETSO-C54](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c54) Stall Warning Instruments 1 Applicability This ETSO gives the requirements which stall warning instruments that are manufactured on or after the date of… 34. ## [ETSO-C55a A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c55a) Fuel and Oil Quantity Instruments 1 Applicability This ETSO provides the requirements that fuel and oil quantity instruments that are designed and… [Appendix 1 to ETSO-C55a A1 — Fuel and Oil Quantity Instruments](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c55a#appendix-1-to-etso-c55a) 35. ## [ETSO-C56b A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c56b) Engine-driven Direct Current Generators/Starter-generators 1 Applicability This ETSO gives the requirements which engine-driven direct current… 36. ## [ETSO-C59b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c59b) Airborne Selective Calling Equipment 1 Applicability This ETSO provides the requirements which airborne selective calling equipment that are designed and… 37. ## [ETSO-C62e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c62e) Aircraft Tyres 1 Applicability This ETSO gives the requirements which tyres excluding tailwheel tyres that are manufactured on or after the date of this… [Appendix 1 to ETSO-C62e FAA Standard for Aircraft Tires](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c62e#appendix-1-to-etso-c62e) 38. ## [ETSO-C63f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c63f) Airborne Weather Radar Equipment 1 Applicability This ETSO provides the requirements that airborne weather radar equipment that is designed and… 39. ## [ETSO-C64b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c64b) Oxygen Mask Assembly, Continuous Flow, Passenger 1 Applicability This ETSO gives the requirements which new models of oxygen mask, continuous flow… [Appendix 1 to ETSO-C64b MPS for Passenger Oxygen Mask Assembly, Continuous Flow](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c64b#appendix-1-to-etso-c64b) 40. ## [ETSO-C69c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c69c) Emergency Evacuation Slides, Ramps, Ramp/Slides and Slide/Rafts 1 Applicability This ETSO gives the requirements that new models of emergency evacuation… [Appendix 1 to ETSO-C69c Federal Aviation Administration Minimum Performance Standard for Emergency Evacuation Slides, Ramps, Ramp/Slides, and Slide/Rafts](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c69c#appendix-1-to-etso-c69c) [Appendix 2 to ETSO-C69c Glossary of Terms](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c69c#appendix-2-to-etso-c69c) [Appendix 3 to ETSO-C69c Measurement of loads on the attachment(s) to the airplane](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c69c#appendix-3-to-etso-c69c) [Appendix 4 to ETSO-C69c Calorimeter Specification and Calibration Procedure](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c69c#appendix-4-to-etso-c69c) 41. ## [ETSO-C70b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c70b) Life Rafts 1 Applicability This ETSO provides the requirements which life rafts that are designed and manufactured on or after the date of this ETSO must… [Appendix 1 to ETSO-C70b MPS for Life Rats](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c70b#appendix-1-to-etso-c70b) 42. ## [ETSO-C71](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c71) Airborne Static (‘DC to DC’) Electrical Power Converter (for Air Carrier Aircraft) 1 Applicability This ETSO gives the requirements which airborne static… [FAA Standard associated with ETSO-C71 for Airborne Static („DC to DC“) Electrical Power Converter](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c71#faa-standard-associated-with-etso-c71-for-airborne-static-dc-to-dc-electrical) [FAA Standard associated with ETSO-C71 – Appendix A - Test Procedures Airborne Static („DC to DC“) Electrical Power Converter](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c71#faa-standard-associated-with-etso-c71-appendix-a-test-procedures-airborne-static) 43. ## [ETSO-C72c ETSO-72c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c72c) Individual Flotation Devices 1 Applicability This ETSO gives the requirements which individual flotation devices that are manufactured on or after the… [Federal Aviation Administration Standard - Individual Flotation Devices](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c72c#federal-aviation-administration-standard-individual-flotation-devices) 44. ## [ETSO-C73](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c73) Static Electrical Power Inverter 1 Applicability This ETSO gives the requirements which static electrical power inverters that are manufactured on or… [FAA Standard associated with ETSO-C73](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c73#faa-standard-associated-with-etso-c73) 45. ## [ETSO-C76b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c76b) Fuel Drain Valves 1 Applicability This ETSO provides the requirements which Fuel Drain Valves that are designed and manufactured on or after the date of… [Appendix 1 to ETSO-C76b Appendix1 to ETSO-C76b Minimum Performance Standard (MPS) for Fuel Drain Valves](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c76b#appendix-1-to-etso-c76b) 46. ## [ETSO-C78a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c78a) Crewmember Demand Oxygen Mask 1 Applicability This ETSO provides the requirements which crewmember demand oxygen masks that are designed and manufactured… [Appendix 1 to ETSO-C78a MPS for Crewmember Demand Oxygen Masks](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c78a#appendix-1-to-etso-c78a) 47. ## [ETSO-C79](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c79) Fire Detectors (Radiation Sensing Type) 1 Applicability This ETSO gives the requirements which fire detectors (radiation sensing type) that are… [Federal Aviation Administration Standard associated with ETSO-C79 – Fire Detectors-Radiation Sensing Type](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c79#federal-aviation-administration-standard-associated-with-etso-c79-fire-detectors) 48. ## [ETSO-C80](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c80) Flexible Fuel and Oil Cell Material 1 Applicability This ETSO gives the requirements that flexible fuel and oil cell material which are manufactured on… [Appendix 1 to ETSO-C80 Federal Aviation Administration Standard for Flexible Fuel and Oil Cell Material](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c80#appendix-1-to-etso-c80) 49. ## [ETSO-C85b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c85b) Survivor Locator Lights 1 Applicability This ETSO gives the requirements which survivor locator lights that are designed and manufactured on or after the… [Appendix 1 to ETSO-C85b MPS for Survivor Locator Lights](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c85b#appendix-1-to-etso-c85b) 50. ## [ETSO-C87a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c87a) Airborne Low-Range Radio Altimeter 1 Applicability This ETSO gives the requirements which Airborne Low-range Radio Altimeters that are manufactured on or… [Appendix 1 to ETSO-C87a Modifications and Additions to EUROCAE ED-30 for Minumum Performance Standards for Low-Range Radio Altimeters](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c87a#appendix-1-to-etso-c87a) 51. ## [ETSO-C88b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c88b) Automatic Pressure Altitude Reporting Code Generating Equipment 1 Applicability This ETSO provides the requirements which Automatic Pressure Altitude… 52. ## [ETSO-C89a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c89a) Crew Member Oxygen Regulator, Demand 1 Applicability This ETSO provides the requirements which Crew Member Oxygen Regulator, Demand that are designed and… [Appendix 1 to ETSO-C89a MPS for Crew Member Oxygen Generators, Demand](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c89a#appendix-1-to-etso-c89a) 53. ## [ETSO-C90e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c90e) CARGO PALLETS, NETS AND CONTAINERS (UNIT LOAD DEVICES) 1 Applicability This ETSO provides the requirements which Cargo Unit Load Devices (ULDs) that are… [Appendix 1 to ETSO-C90e CARGO PALLETS, NETS AND CONTAINERS (UNIT LOAD DEVICES)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c90e#appendix-1-to-etso-c90e) [Appendix 2 to ETSO-C90e CARGO PALLETS, NETS AND CONTAINERS (UNIT LOAD DEVICES)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c90e#appendix-2-to-etso-c90e) [Appendix 3 to ETSO-C90e CARGO PALLETS, NETS AND CONTAINERS (UNIT LOAD DEVICES)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c90e#appendix-3-to-etso-c90e) [Appendix 4 to ETSO-C90e CARGO PALLETS, NETS AND CONTAINERS (UNIT LOAD DEVICES)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c90e#appendix-4-to-etso-c90e) 54. ## [ETSO-C92c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c92c) Ground Proximity Warning-Glide Slope Deviation Alerting Equipment 1 Applicability This ETSO gives the requirements which ground proximity warning-glide… 55. ## [ETSO-C95a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c95a) Mach Meters 1 Applicability This ETSO gives the requirements which mach meters that are manufactured on or after the date of this ETSO must meet in order… 56. ## [ETSO-C96c A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c96c) Anticollision Light Systems 1 Applicability This ETSO provides the requirements that anticollision light systems that are designed and manufactured on or… [Appendix 1 to ETSO-C96c A1 — ANTICOLLISION LIGHT SYSTEMS](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c96c#appendix-1-to-etso-c96c) 57. ## [ETSO-C99a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c99a) Flight Deck (Sedentary) Crew Member Protective Breathing Equipment 1 Applicability This ETSO provides the requirements which Flight Deck (Sedentary) Crew… [Appendix 1 to ETSO-C99a Appendix 1 TO ETSO-C99a – MPS for Flight Deck (Sedentary) Crew Member Protective Breathing Equipment](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c99a#appendix-1-to-etso-c99a) 58. ## [ETSO-C100c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c100c) Aviation Child Safety Device (ACSD) 1 Applicability This ETSO provides the requirements which Aviation Child Safety Devices (ACSD) that are designed and… [Appendix 1 to ETSO-C100c APPENDIX 1 TO ETSO-C100c – MPS FOR AVIATION CHILD SAFETY DEVICE](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c100c#appendix-1-to-etso-c100c) 59. ## [ETSO-C101](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c101) Overspeed Warning Instruments 1 Applicability This ETSO gives the requirements which overspeed warning instruments, that are manufactured on or after the… 60. ## [ETSO-C102](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c102) Airborne Radar Approach and Beacon Systems for Helicopters 1 Applicability This ETSO gives the requirements which airborne radar approach and beacon… 61. ## [ETSO-C103](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c103) Continuous Flow Oxygen Mask Assembly (for Non-transport Category Aircraft) 1 Applicability This ETSO gives the requirements which continuous flow… 62. ## [ETSO-C105](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c105) Optional Display Equipment for Weather and Ground Mapping Radar Indicators 1 Applicability This ETSO gives the requirements which optional display… 63. ## [ETSO-C106a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c106a) Air Data Computer 1 Applicability This ETSO provides the requirements that air data computers that are designed and manufactured on or after the date of… 64. ## [ETSO-C109](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c109) Airborne Navigation Data Storage System 1 Applicability This ETSO gives the requirements which airborne navigation data storage systems that are… 65. ## [ETSO-C110a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c110a) Airborne Passive Thunderstorm Detection Systems 1 Applicability This ETSO gives the requirements which new models of airborne passive thunderstorm… 66. ## [ETSO-C112f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c112f) SECONDARY SURVEILLANCE RADAR MODE S TRANSPONDER 1 Applicability This ETSO provides the requirements which Secondary Surveillance Radar Mode S Transponder… [Appendix 1 to ETSO-C112f Secondary Surveillance Radar Mode S Transponder Amendment to EUROCAE ED-73F / RTCA DO-181F requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c112f#appendix-1-to-etso-c112f) 67. ## [ETSO-C113b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c113b) Airborne Multipurpose Electronic Displays 1 Applicability This ETSO provides the requirements which Airborne Multipurpose Electronic Displays that are… [Appendix 1 to ETSO-C113b Colour](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c113b#appendix-1-to-etso-c113b) 68. ## [ETSO-C114 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c114) Torso Restraint Systems 1 Applicability This ETSO gives the requirements which torso restraint systems that are manufactured on or after the date of this… 69. ## [ETSO-C115d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c115d) Required Navigation Performance (RNP) Equipment using Multi-Sensor Inputs 1 Applicability This ETSO provides the requirements which required navigation… [Appendix 1 to ETSO-C115d Modifications to RTCA DO-283B Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c115d#appendix-1-to-etso-c115d) 70. ## [ETSO-C116a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c116a) Crew member Portable Protective Breathing Equipment 1 Applicability This ETSO provides the requirements which Crewmember Portable Protective Breathing… [Appendix 1 to ETSO-C116a MPS for Crewmember Portable PBE](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c116a#appendix-1-to-etso-c116a) 71. ## [ETSO-C117b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b) Airborne Wind shear Warning and Escape Guidance Systems (Reactive Type) for Transport Aeroplanes 1 Applicability This ETSO provides the requirements that… [Appendix 1 to ETSO-C117b EASA Performance Standard for Airborne Wind Shear Warning and Escape Guidance Systems for Transport Aeroplanes](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-1-to-etso-c117b) [Appendix 2 to ETSO-C117b Wind Field Models and Data](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-2-to-etso-c117b) [Appendix 3 to ETSO-C117b Wind Field Model Coordinate System Transformation](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-3-to-etso-c117b) [Appendix 4 to ETSO-C117b Dryden Turbulence and Discrete Gust Model](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-4-to-etso-c117b) [Appendix 5 to ETSO-C117b Shear Intensity](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-5-to-etso-c117b) [Appendix 6 to ETSO-C117b Wind Shear Simulation Model](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c117b#appendix-6-to-etso-c117b) 72. ## [ETSO-C118a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c118a) Traffic Alert and Collision Avoidance System (TCAS) Airborne Equipment, TCAS I 1 Applicability This ETSO provides the requirements which active traffic… 73. ## [ETSO-C119e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c119e) Airborne Collision Avoidance System II (ACAS II) Version 7.1 with Hybrid Surveillance 1 Applicability This ETSO provides the requirements that Airborne… [Appendix 1 to ETSO-C119e Traffic Alert and Collision Avoidance System II (TCAS II) Version 7.1 Amendment to the EUROCAE ED-143 Change 2 Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c119e#appendix-1-to-etso-c119e) [Appendix 2 to ETSO-C119e Traffic Alert and Collision Avoidance System II (TCAS II) Version 7.1 Hybrid Surveillance Amendment to the EUROCAE ED-221A Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c119e#appendix-2-to-etso-c119e) 74. ## [ETSO-C121b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c121b) Underwater Locating Device (Acoustic) (Self-powered) 1 Applicability This ETSO gives the requirements which Underwater Locating Device (Acoustic)… 75. ## [ETSO-C126c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c126c) Locator Transmitter 1 Applicability This ETSO provides the requirements which Emergency Locator Transmitters that are designed and manufactured on or… 76. ## [ETSO-C127c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c127c) Rotorcraft, Transport Aeroplane, and Small Aeroplane Seating Systems 1 Applicability This ETSO provides the Minimum Performance Standards (MPSs) that… [Appendix 1 to ETSO-C127c MPS For Rotorcraft, Transport Aeroplane, and Small Aeroplane Seating Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c127c#appendix-1-to-etso-c127c) [Appendix 2 to ETSO-C127c Elective MPS For Rotorcraft, Transport Aeroplane, and Small Aeroplane Seating Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c127c#appendix-2-to-etso-c127c) 77. ## [ETSO-C132b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c132b) GEOSYNCHRONOUS ORBIT AERONAUTICAL MOBILE SATELLITE SERVICES AIRCRAFT EARTH STATION EQUIPMENT 1 Applicability This ETSO gives the requirements which… 78. ## [ETSO-C135a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c135a) Large Aeroplane Wheels and Wheel and Brake Assemblies 1 Applicability This ETSO prescribes the minimum performance standard that large aeroplane wheels… [Appendix 1 to ETSO-C135a Minimum Performance Specification for Large Aeroplane Wheels, Brakes, and Wheel and Brake Assemblies](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c135a#appendix-1-to-etso-c135a) [Appendix 2 to ETSO-C135a MPS for Large Wheel and Brake Assemblies for Electrically Actuated Brakes](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c135a#appendix-2-to-etso-c135a) 79. ## [ETSO-C137a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c137a) Aircraft Portable Megaphones 1 Applicability This ETSO provides the requirements that portable aircraft megaphones that are designed and manufactured on… [Appendix 1 to ETSO-C137a MPS for Aircraft Portable Megaphones](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c137a#appendix-1-to-etso-c137a) 80. ## [ETSO-C139a A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c139a) Audio Systems and Equipment 1 Applicability This ETSO provides the requirements that Audio Systems and Equipment that are designed and manufactured on or… [Appendix 1 to ETSO-C139a A1 — Correction to RTCA DO-214A, ‘Audio Systems Characteristics and Minimum Performance Standards for Aircraft Audio Systems and Equipment’](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c139a#appendix-1-to-etso-c139a) 81. ## [ETSO-C141](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c141) Aircraft Fluorescent Lighting Ballast/Fixture Equipment 1 Applicability This ETSO gives the requirements that fluorescent lighting ballast/fixture… 82. ## [ETSO-C142b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c142b) Non-Rechargeable Lithium Cells and Batteries 1 Applicability This ETSO provides the requirements which non-rechargeable lithium cells and batteries that… [Appendix 1 to ETSO-C142b Minimum Performance Standard for Lithium Batteries](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c142b#appendix-1-to-etso-c142b) 83. ## [ETSO-C144a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c144a) Passive Airborne Global Navigation Satellite System (GNSS) Antenna 1 Applicability This ETSO gives the requirements which new models of passive airborne… 84. ## [ETSO-C145e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c145e) Airborne Navigation Sensors Using the Global Positioning System Augmented by the Satellite-Based Augmentation System 1 Applicability This ETSO provides… [Appendix 1 to ETSO-C145e A1 – End-Use Equipment Manufacturer Tests for SBAS CCA Functional Position, Velocity, Time (PVT) Sensors Used for Navigation and Non-Navigation Applications](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c145e#appendix-1-to-etso-c145e) [Appendix 2 to ETSO-C145e A1 – Addition to RTCA Document DO-229E Section 1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c145e#appendix-2-to-etso-c145e) [Appendix 3 to ETSO-C145e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c145e#appendix-3-to-etso-c145e) [Appendix 4 to ETSO-C145e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c145e#appendix-4-to-etso-c145e) 85. ## [ETSO-C146e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c146e) Stand-Alone Airborne Navigation Equipment Using the Global Positioning System Augmented by the Satellite-Based Augmentation System 1 Applicability This… [Appendix 1 to ETSO-C146e A1– End-Use Equipment Manufacturer Tests after Integration of Delta CCA Functional Sensors Used for Navigation ApplicationsED](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c146e#appendix-1-to-etso-c146e) [Appendix 2 to ETSO-C146e A1 – Addition to RTCA Document DO-229E, Section 1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c146e#appendix-2-to-etso-c146e) [Appendix 3 to ETSO-C146e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c146e#appendix-3-to-etso-c146e) [Appendix 4 to ETSO-C146e A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c146e#appendix-4-to-etso-c146e) 86. ## [ETSO-C147a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c147a) Traffic Advisory System (TAS) Airborne Equipment 1 Applicability This ETSO gives the requirements that new models of active traffic advisory system (TAS)… [Appendix 1 to ETSO-C147a Changes to RTCA/DO-197A, “Minimum Operational Performance Standards for an Active Traffic Alert and Collision Avoidance System I (Active TCAS I)” applicable to Traffic Advisory System (TAS) airborne equipment](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c147a#appendix-1-to-etso-c147a) 87. ## [ETSO-C151d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c151d) Terrain Awareness and Warning System (TAWS) 1 Applicability This ETSO provides the requirements which Terrain Awareness and Warning Systems (TAWS)… 88. ## [ETSO-C153a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a) Integrated Modular Avionics (IMA) Platform and Modules Note: [Appendix 1 to ETSO-C153a Integrated Modular Avionics (IMA) Overview, Definition and Examples](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-1-to-etso-c153a) [Appendix 2 to ETSO-C153a Integrated Modular Avionics (IMA) Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-to-etso-c153a) [Appendix 2.1 to ETSO-C153a Integrated Modular Avionics (IMA) Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-1-to-etso-c153a) [Appendix 2.2 to ETSO-C153a Integrated Modular Avionics (IMA) Platform and Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-2-to-etso-c153a) [Appendix 2.3 to ETSO-C153a Integrated Modular Avionics (IMA) Platform and Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-3-to-etso-c153a) [Appendix 2.4 to ETSO-C153a Integrated Modular Avionics (IMA) Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-4-to-etso-c153a) [Appendix 2.5 to ETSO-C153a Integrated Modular Avionics (IMA) Platform and Module Minimum Performance Standard (MPS](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-5-to-etso-c153a) [Appendix 2.6 to ETSO-C153a Integrated Modular Avionics (IMA) Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-6-to-etso-c153a) [Appendix 2.7 to ETSO-C153a Integrated Modular Avionics (IMA) Platform and Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-7-to-etso-c153a) [Appendix 2.8 to ETSO-C153a Integrated Modular Avionics (IMA) Platform and Module Minimum Performance Standard (MPS)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-2-8-to-etso-c153a) [Appendix 3 to ETSO-C153a Integrated Modular Avionics (IMA) Module Data Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-3-to-etso-c153a) [Appendix 4 to ETSO-C153a Integrated Modular Avionics (IMA) Module Environmental Qualification Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c153a#appendix-4-to-etso-c153a) 89. ## [ETSO-C154c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c154c) Universal Access Transceiver (UAT) Automatic Dependent Surveillance - Broadcast (ADS-B) Equipment Operating on the Frequency of 978 MHz 1 Applicability… 90. ## [ETSO-C155b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c155b) Recorder Independent Power Supply 1 Applicability This ETSO provides the requirements which recorder independent power supplies (RIPSs) that are designed… 91. ## [ETSO-C157c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c157c) Flight Information Services-Broadcast (FIS-B) Equipment 1 Applicability This ETSO provides the requirements that Aircraft Flight Information… 92. ## [ETSO-C158](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c158) Aeronautical Mobile High Frequency Data Link (HFDL) Equipment 1 Applicability This ETSO gives the requirements which Aeronautical Mobile High Frequency… 93. ## [ETSO-C159e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c159e) NEXT GENERATION SATELLITE SYSTEMS (NGSS) EQUIPMENT 1 Applicability This ETSO provides the requirements which next generation satellite systems (NGSS)… 94. ## [ETSO-C160a A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c160a) VDL Mode 2 Communications equipment 1 Applicability This ETSO provides the requirements which VDL Mode 2 Communications equipment that is designed and… 95. ## [ETSO-C161b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c161b) Ground-Based Augmentation System Positioning and Navigation Equipment 1 Applicability This ETSO provides the requirements that Ground-Based Augmentation… 96. ## [ETSO-C162b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c162b) Ground-Based Augmentation System Very High Frequency Data Broadcast Equipment 1 Applicability This ETSO provides the requirements that Ground-Based… 97. ## [ETSO-C164a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c164a) NIGHT VISION GOGGLES (NVG) 1 Applicability This ETSO gives the requirements which Night Vision Goggle (NVG) equipment that is manufactured on or after… [Appendix 1 to ETSO-C164a EASA MODIFICATIONS TO RTCA DO-275 MINIMUM OPERATIONAL PERFORMANCE STANDARDS FOR INTEGRATED NIGHT VISION IMAGING SYSTEM EQUIPMENT](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c164a#appendix-1-to-etso-c164a) 98. ## [ETSO-C165b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c165b) Electronic Map Systems for Graphical Depiction of Aircraft Position 1 Applicability This ETSO provides the requirements that any electronic map system… 99. ## [ETSO-C166c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c166c) EXTENDED SQUITTER AUTOMATIC DEPENDENT SURVEILLANCE-BROADCAST (ADS-B) AND TRAFFIC INFORMATION SERVICES-BROADCAST (TIS-B) EQUIPMENT OPERATING ON THE RADIO… [Appendix 1 to ETSO-C166c EASA MODIFICATIONS TO EUROCAE ED-102B / RTCA DO-260C](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c166c#appendix-1-to-etso-c166c) 100. ## [ETSO-C170](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c170) High Frequency (HF) Radio Communications Transceiver Equipment Operating Within the Radio Frequency 1.5 to 30 Megahertz 1 Applicability This ETSO gives… 101. ## [ETSO-C172a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c172a) Cargo Restraint Strap Assemblies 1 Applicability This ETSO gives the requirements which Cargo Restraint Strap Assemblies that are designed and… [Appendix 1 to ETSO-C172a Minimum Performance Standard for Cargo Restraint Strap Assemblies](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c172a#appendix-1-to-etso-c172a) 102. ## [ETSO-C173a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c173a) Nickel-Cadmium, Nickel Metal-Hydride, and Lead-Acid Batteries 1 Applicability This ETSO provides the requirements which Nickel-Cadmium, Nickel… [Appendix 1 to ETSO-C173a Appendix 1 TO ETSO-C173a – Minimum Performance Standard for Nickel-Cadmium, Nickel Metal-Hydride, and Lead-Acid Batteries Amendment to RTCA DO-293A Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c173a#appendix-1-to-etso-c173a) 103. ## [ETSO-C174 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c174) Battery-based Emergency Power Unit (BEPU) 1 Applicability This ETSO gives the requirements which Battery based Emergency Power Units (BEPU) that are… [Appendix 1 to ETSO-C174 A1 – Minimum Performance Standard for Battery-based Emergency Power Unit (BEPU)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c174#appendix-1-to-etso-c174) 104. ## [ETSO-C175](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c175) Galley Cart, Containers and Associated Components 1 Applicability This ETSO gives the requirements which Galley Cart, Containers and Associated… [Appendix 1 to ETSO-C175 MPS for Galley Cart, Containers and Associated Components](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c175#appendix-1-to-etso-c175) 105. ## [ETSO-C178a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c178a) Aircraft Circuit Breakers 1 Applicability This ETSO provides the requirements that aircraft circuit breakers that are designed and manufactured on or… 106. ## [ETSO-C179b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c179b) Rechargeable Lithium Cells, Batteries, and Battery Systems 1 Applicability This ETSO provides the requirements which rechargeable lithium cells… 107. ## [ETSO-C184](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c184) Airplane Galley Insert Equipment, Electrical/Pressurised 1 Applicability This ETSO gives the requirements which Airplane Galley Insert Equipment… [Appendix 1 to ETSO-C184 Minimum Performance Standard for Airplane Galley Insert Equipment, Electrical/Pressurized](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c184#appendix-1-to-etso-c184) 108. ## [ETSO-C190](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c190) Active Airborne Global Navigation Satellite System (GNSS) 1 Applicability This ETSO gives the requirements for new models of Active Airborne Global… 109. ## [ETSO-C194](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c194) Helicopter Terrain Awareness and Warning System (HTAWS) 1 Applicability This ETSO gives the requirements which Helicopter Terrain Awareness and Warning… 110. ## [ETSO-C195b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c195b) Avionics Supporting Automatic Dependent Surveillance - Broadcast (ADS-B) Aircraft Surveillance Applications (ASA) 1 Applicability This ETSO gives the… [Appendix 1 to ETSO-C195b Amendment to ED-194A/DO-371B](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c195b#appendix-1-to-etso-c195b) 111. ## [ETSO-C196b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c196b) Airborne Supplemental Navigation Sensors for Global Positioning System Equipment Using Aircraft-Based Augmentation 1 Applicability This ETSO provides the… [Appendix 1 to ETSO-C196b End-Use Equipment Manufacturer Tests for GNSS CCA functional PVT Sensors Used for Navigation and Non-Navigation Applications](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c196b#appendix-1-to-etso-c196b) 112. ## [ETSO-C198](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c198) Automatic Flight Guidance and Control System (AFGCS) Equipment 1 Applicability This ETSO gives the requirements which Automatic Flight Guidance and… 113. ## [ETSO-C199 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c199) Traffic Awareness Beacon System (TABS) 1 Applicability This ETSO provides the requirements for the applicable equipment class defined by this ETSO which… [Appendix 1 to ETSO-C199 A1 – Traffic Awareness Beacon System (TABS) Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c199#appendix-1-to-etso-c199) [Appendix 2 to ETSO-C199 Appendix 2 to ETSO C-199 A1 – Test Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c199#appendix-2-to-etso-c199) [Appendix 3 to ETSO-C199 A1 – Environmental Testing for Class B Equipment](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c199#appendix-3-to-etso-c199) 114. ## [ETSO-C200a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c200a) Low-Frequency Underwater Locating Devices (Acoustic) (Self-Powered) 1 Applicability This ETSO gives the requirements which Low-Frequency Underwater… [Appendix 1 to ETSO-C200a Lithium Battery Containment Requirements](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c200a#appendix-1-to-etso-c200a) 115. ## [ETSO-C201](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c201) Attitude and Heading Reference Systems (AHRS) 1 Applicability This ETSO provides the requirements which Attitude and Heading Reference Systems (AHRSs)… 116. ## [ETSO-C202](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c202) Cargo Stopper Devices 1 Applicability This ETSO provides the requirements which Cargo Stopper Devices that are designed and manufactured on or after the… [Appendix 1 to ETSO-C202](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c202#appendix-1-to-etso-c202) 117. ## [ETSO-C203 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c203) Fire Containment Cover (FCC) 1 Applicability This ETSO provides the requirements which fire containment covers (FCCs) that are designed and manufactured… [Appendix 1 to ETSO-C203 A1 – Minimum Performance Standard (MPS) for Fire Containment Covers](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c203#appendix-1-to-etso-c203) 118. ## [ETSO-C207a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c207a) Aeronautical Mobile Airport Communication System (AeroMACS) 1 Applicability This ETSO provides the requirements which aeronautical mobile airport… 119. ## [ETSO-C209](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c209) Electronic Flight Instrument System (EFIS) Display 1 Applicability This ETSO provides the requirements which electronic flight instrument system (EFIS)… 120. ## [ETSO-C210](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c210) Airborne Head-Up Display 1 Applicability This ETSO provides the requirements which airborne head up displays that are designed and manufactured on or… 121. ## [ETSO-C214 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c214) Functional ETSO Equipment Using an ETSO-2C153A-Authorised IMA Platform or Module 1 Applicability This ETSO standard is applicable to any equipment… [Appendix 1 to ETSO-C214 A1 – ‘Open’ class IMA equipment](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c214#appendix-1-to-etso-c214) 122. ## [ETSO-C219a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c219a) AIRBORNE COLLISION AVOIDANCE SYSTEM (ACAS) XA/XO 1 Applicability This ETSO provides the requirements that ACAS Xa/Xo equipment that is designed and… 123. ## [ETSO-C220](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-c220) GNSS-AIDED INERTIAL SYSTEMS 1 Applicability This ETSO provides the requirements that GNSS-aided inertial systems providing position outputs that are… 124. ## [ETSO-2C11e](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c11e) Powerplant Fire Detection Instruments (Thermal and Flame Contact Types) 1 Applicability This ETSO gives the requirements which powerplant fire detection… 125. ## [ETSO-2C19c A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c19c) Portable Water-Solution Type Hand Fire Extinguishers 1 Applicability This ETSO provides the requirements which portable water-solution type hand fire… [Appendix 1 to ETSO-2C19c A1 – MPS Portable Water Solution Type Hand Fire Extinguishers](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c19c#appendix-1-to-etso-2c19c) 126. ## [ETSO-2C34f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c34f) ILS Glide Slope Receiving Equipment Operating within the Radio Frequency Range of 328.6-335.4 Megahertz (MHz) 1 Applicability This ETSO gives the… 127. ## [ETSO-2C35d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c35d) Radar Marker Receiving Equipment 1 Applicability This ETSO gives the requirements which radio marker receiving equipment must meet in order to be… 128. ## [ETSO-2C36f](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c36f) Airborne ILS Localizer Receiving Equipment Operating within the Radio Frequency Range 108-112 Megahertz 1 Applicability This ETSO gives the requirements… 129. ## [ETSO-2C40c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c40c) VOR Receiving Equipment Operating Within the Radio Frequency Range 108-117.95 Megahertz 1 Applicability This ETSO gives the requirements which VOR… 130. ## [ETSO-2C41d](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c41d) Airborne Automatic Direction Finding (ADF) Equipment 1 Applicability This ETSO gives the requirements which airborne automatic direction finding… 131. ## [ETSO-2C48a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c48a) Carbon Monoxide Detector Instruments 1 Applicability 1.1 General This ETSO gives the requirements for new models of carbon monoxide detector instruments… [Appendix 1 to ETSO-2C48a Minimum Performance Standard](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c48a#appendix-1-to-etso-2c48a) [Appendix 2 to ETSO-2C48a Additional Tests](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c48a#appendix-2-to-etso-2c48a) 132. ## [ETSO-2C66b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c66b) Distance Measuring Equipment (DME) Operating Within the Radio Frequency Range of 960-1215 Megahertz 1 Applicability This ETSO gives the requirements… 133. ## [ETSO-2C75](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c75) Hydraulic Hoses Assembly 1 Applicability This ETSO gives the requirements which static hydraulic hoses assembly that is manufactured on or after the date… [Appendix 1 to ETSO-2C75 Federal Aviation Administration Standard for Hydraulic Hose Assemblies](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c75#appendix-1-to-etso-2c75) 134. ## [ETSO-2C93b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c93b) Airborne Interim Standard Microwave Landing System Converter Equipment 1 Applicability This ETSO gives the requirements which airborne interim standard… 135. ## [ETSO-2C104a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c104a) Microwave Landing System (MLS) Airborne Receiving Equipment 1 Applicability This ETSO gives the requirements which microwave landing system (MLS)… 136. ## [ETSO-2C122](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c122) Devices That Prevent Blocked Channels Used in Two-Way Radio Communications Due to Simultaneous Transmissions 1 Applicability This ETSO gives the… 137. ## [ETSO-2C123c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c123c) Cockpit Voice Recorder Systems 1 Applicability This ETSO provides the requirements that cockpit voice recorder (CVR) systems that are designed and… [Appendix 1 to ETSO-2C123c MPS for Crash-Protected Airborne Recorder Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c123c#appendix-1-to-etso-2c123c) 138. ## [ETSO-2C124c](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c124c) Flight Data Recorder Systems 1 Applicability This ETSO provides the requirements that flight data recorder (FDR) systems that are designed and… [Appendix 1 to ETSO-2C124c MPS for Crash-Protected Airborne Recorder Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c124c#appendix-1-to-etso-2c124c) 139. ## [ETSO-2C128](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c128) Devices That Prevent Blocked Channels used in Two-Way Radio Communications Due to Unintentional Transmissions 1 Applicability This ETSO gives the… 140. ## [ETSO-2C168a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c168a) Aviation Visual Distress Signals 1 Applicability This ETSO provides the requirements that aviation visual distress signals that are designed and… 141. ## [ETSO-2C169b](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c169b) VHF RADIO COMMUNICATIONS EQUIPMENT OPERATING WITHIN THE RADIO FREQUENCY RANGE 117.975 TO 137.000 MEGAHERTZ 1 Applicability This ETSO gives the… [Appendix 1 to ETSO-2C169b Appendix 1 to ETSO-C169b — ADDITIONAL REQUIREMENTS FOR CONTROL PANELS](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c169b#appendix-1-to-etso-2c169b) 142. ## [ETSO-2C176a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c176a) Aircraft Cockpit Image Recorder Systems 1 Applicability This ETSO provides the requirements that aircraft cockpit image recorder (CIR) systems that are… [Appendix 1 to ETSO-2C176a Appendix 1 to ETSO-C2176a – MPS for Crash-Protected Airborne Recorder Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c176a#appendix-1-to-etso-2c176a) 143. ## [ETSO-2C177a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c177a) Data Link Recorder Equipment 1 Applicability This ETSO provides the requirements that new models of data link recorder systems that are designed and… [Appendix 1 to ETSO-2C177a MPS for Crash-Protected Airborne Recorder Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c177a#appendix-1-to-etso-2c177a) 144. ## [ETSO-2C197 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c197) Information Collection and Monitoring Systems 1 Applicability This ETSO provides the requirements which information collection and monitoring systems… 145. ## [ETSO-2C204a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c204a) Circuit Card Assembly (CCA) Functional Sensors Using Satellite-Based Augmentation Systems (SBASs) for Navigation and Non-Navigation… [Appendix 1 to ETSO-2C204a Addition to RTCA Document DO-229E](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c204a#appendix-1-to-etso-2c204a) [Appendix 2 to ETSO-2C204a Addition to RTCA Document DO-229E](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c204a#appendix-2-to-etso-2c204a) [Appendix 3 to ETSO-2C204a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c204a#appendix-3-to-etso-2c204a) 146. ## [ETSO-2C205a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c205a) Circuit Card Assembly (CCA) Functional Class Delta Equipment Using The Satellite-Based Augmentation Systems (SBASs) for Navigation Applications 1… [Appendix 1 to ETSO-2C205a Addition to RTCA DO-229E](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c205a#appendix-1-to-etso-2c205a) [Appendix 2 to ETSO-2C205a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c205a#appendix-2-to-etso-2c205a) [Appendix 3 to ETSO-2C205a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c205a#appendix-3-to-etso-2c205a) 147. ## [ETSO-2C206](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c206) Circuit Card Assembly (CCA) Functional Sensors Using THE aircraft-Based Augmentation for Navigation and Non-Navigation Position/Velocity/Time (PVT)… 148. ## [ETSO-2C208](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c208) Electrical Hoist Equipment 1 Applicability This ETSO provides the requirements for electrical hoist equipment that is designed and manufactured on or… [Appendix 1 to ETSO-2C208 Electrical Hoist Equipment](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c208#appendix-1-to-etso-2c208) 149. ## [ETSO-2C500a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c500a) Multi-mode Receiver (ILS/MLS/GPS) 1 Applicability This ETSO gives the requirements which multi-mode receivers (ILS/MLS/GPS) that are manufactured on or… 150. ## [ETSO-2C501](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c501) Mode S Aircraft Data Link Processor 1 Applicability This ETSO gives the requirements which Mode S Aircraft Data Link Processors that are manufactured on… 151. ## [ETSO-2C502a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c502a) ROTORCRAFT INTEGRATED IMMERSION SUITS 1 Applicability This ETSO gives the requirements which integrated immersion suits for use on rotorcraft that are… 152. ## [ETSO-2C503a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c503a) ROTORCRAFT IMMERSION SUITS FOR OPERATIONS TO OR FROM HELIDECKS LOCATED IN A HOSTILE SEA AREA 1 Applicability This ETSO gives the requirements which… 153. ## [ETSO-2C504a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c504a) ROTORCRAFT CONSTANT-WEAR LIFE JACKETS FOR OPERATIONS TO OR FROM HELIDECKS LOCATED IN A HOSTILE SEA AREA 1 Applicability This ETSO gives the requirements… 154. ## [ETSO-2C505a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c505a) ROTORCRAFT LIFE RAFTS FOR OPERATIONS TO OR FROM HELIDECKS LOCATED IN A HOSTILE SEA AREA 1 Applicability This ETSO gives the requirements which life rafts… 155. ## [ETSO-2C509](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c509) Light Aviation Secondary Surveillance Transponder (LAST) 1 Applicability This ETSO gives the requirements which light aviation secondary surveillance… 156. ## [ETSO-2C512 ETSO-C2C512](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c512) Portable Gaseous Oxygen Supply (PGOS) 1 Applicability This ETSO gives the requirements which the Portable Gaseous Oxygen Supply that are manufactured on… 157. ## [ETSO-2C513](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c513) Tow Release 1 Applicability This ETSO specifies the requirements which Tow Releases that are manufactured on or after the date of this ETSO must meet in… [Appendix 1 to ETSO-2C513 Tow Release](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c513#appendix-1-to-etso-2c513) 158. ## [ETSO-2C514a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c514a) Airborne Systems for Non Required Telecommunication Services (in Non Aeronautical Frequency Bands) (ASNRT) 1 Applicability This ETSO provides the… [Appendix 1 to ETSO-2C514a Airborne Systems for Non Required Telecommunication Services (in Non Aeronautical Frequency Bands) (ASNRT)](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c514a#appendix-1-to-etso-2c514a) 159. ## [ETSO-2C515 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c515) Aircraft Halocarbon Clean Agent Handheld Fire Extinguisher 1 Applicability This ETSO provides the requirements which an aircraft halocarbon clean agent… [Appendix 1 to ETSO-2C515 A1 – Halocarbon Clean Agent Handheld Fire Extinguisher](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c515#appendix-1-to-etso-2c515) [Appendix 2 to ETSO-2C515 A1 – Halocarbon Clean Agent Handheld Fire Extinguisher](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c515#appendix-2-to-etso-2c515) 160. ## [ETSO-2C517](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c517) Automatic Deployable Flight Recorder (ADFR) Systems for Large Aeroplanes 1 Applicability This ETSO provides the requirements which automatic deployable… [Appendix 1 to ETSO-2C517 Minimum Operational Performance Standard (MOPS) for Automatic Deployable Flight Recorder (ADFR) Systems](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c517#appendix-1-to-etso-2c517) [Appendix 2 to ETSO-2C517 Distances Required for the Deceleration of the Automatic Deployable Package](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c517#appendix-2-to-etso-2c517) 161. ## [ETSO-2C518](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c518) Runway Overrun Awareness and Alerting Systems 1 Applicability This ETSO provides the requirements which runway overrun awareness and alerting systems… 162. ## [ETSO-2C519a](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c519a) EMERGENCY BREATHING SYSTEMS (EBSs) 1 Applicability This ETSO provides the requirements which emergency breathing systems (EBSs) for operations to or from… 163. ## [ETSO-2C520](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c520) 406-MHz Satellite Personal Locator Beacon 1 Applicability This ETSO provides the requirements that personal locator beacons (PLBs) intended to be carried… 164. ## [ETSO-2C521 A1](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c521) Electronic Flight Bag (EFB) Software Applications 1 Applicability This ETSO provides the requirements that electronic flight bag software applications… 165. ## [ETSO-2C522](https://avioverse.aero/regulations/easa/cs-etso/subpart-b/etso-2c522) Helicopter Terrain Awareness and Warning System (HTAWS) Advanced Features 1 Applicability This ETSO provides the requirements that helicopter terrain… Consolidated from the EASA Easy Access Rules (revision 1 Oct 2026, extracted 13 Oct 2026) for convenience. 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