--- title: "CAT.IDE.A.100 – CAT.IDE.H.355: SUBPART D: INSTRUMENTS, DATA, EQUIPMENT (Part-CAT) — rule index · Avioverse" description: "CAT.IDE.A.100 – CAT.IDE.H.355, Regulation (EU) No 965/2012. Instruments and equipment required by this Subpart shall be approved in accordance with the…" url: "https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d" --- # SUBPART D: INSTRUMENTS, DATA, EQUIPMENT ANNEX IV (Part-CAT) · Air Operations · Regulation (EU) No 965/2012 · CAT.IDE.A.100 – CAT.IDE.H.355 On this page 1. ## [CAT.IDE.A.100 Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-100) Instruments and equipment required by this Subpart shall be approved in accordance with the applicable airworthiness requirements except for the… [GM1 CAT.IDE.A.100(a) Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-100#gm1-cat-ide-a-100-a) [GM1 CAT.IDE.A.100(b) Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-100#gm1-cat-ide-a-100-b) [GM1 CAT.IDE.A.100(d) Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-100#gm1-cat-ide-a-100-d) 2. ## [CAT.IDE.A.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-105) A flight shall not be commenced when any of the aeroplane’s instruments, items of equipment or functions required for the intended flight are inoperative… [AMC1 CAT.IDE.A.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-105#amc1-cat-ide-a-105) [GM1 CAT.IDE.A.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-105#gm1-cat-ide-a-105) 3. ## [CAT.IDE.A.110 Spare electrical fuses](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-110) Aeroplanes shall be equipped with spare electrical fuses, of the ratings required for complete circuit protection, for replacement of those fuses that… [GM1 CAT.IDE.A.110 Spare electrical fuses](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-110#gm1-cat-ide-a-110) 4. ## [CAT.IDE.A.115 Operating lights](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-115) Aeroplanes operated by day shall be equipped with: an anti-collision light system; 5. ## [CAT.IDE.A.120 Equipment to clear windshield](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-120) Aeroplanes with an MCTOM of more than 5 700 kg shall be equipped at each pilot station with a means to maintain a clear portion of the windshield during… [AMC1 CAT.IDE.A.120 Equipment to clear windshield](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-120#amc1-cat-ide-a-120) 6. ## [CAT.IDE.A.125 Operations under VFR by day – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125) Aeroplanes operated under VFR by day shall be equipped with the following equipment, available at the pilot’s station: [AMC1 CAT.IDE.A.125 & CAT.IDE.A.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125) [AMC2 CAT.IDE.A.125 Operations under VFR by day — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc2-cat-ide-a-125) [AMC1 CAT.IDE.A.125(a)(1)(i) & CAT.IDE.A.130(a)(1) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-i) [AMC1 CAT.IDE.A.125(a)(1)(ii) & CAT.IDE.A.130(a)(2) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-ii) [AMC1 CAT.IDE.A.125(a)(1)(iii) & CAT.IDE.A.130(b) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-iii) [AMC1 CAT.IDE.A.125(a)(1)(iv) & CAT.IDE.A.130(a)(3) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-iv) [AMC1 CAT.IDE.A.125(a)(1)(ix) & CAT.IDE.A.130(a)(8) Operations under VFR by day & operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-ix) [AMC1 CAT.IDE.A.125(b) & CAT.IDE.A.130(h) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-b) [AMC1 CAT.IDE.A.125(c) & CAT.IDE.A.130(d) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-c) [GM1 CAT.IDE.A.125 & CAT.IDE.A.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#gm1-cat-ide-a-125) [AMC1 CAT.IDE.A.125 & CAT.IDE.A.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-2) [AMC1 CAT.IDE.A.125(a)(1)(i) & CAT.IDE.A.130(a)(1) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-i-2) [AMC1 CAT.IDE.A.125(a)(1)(ii) & CAT.IDE.A.130(a)(2) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-ii-2) [AMC1 CAT.IDE.A.125(a)(1)(iv) & CAT.IDE.A.130(a)(3) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-iv-2) [AMC1 CAT.IDE.A.125(a)(1)(ix) & CAT.IDE.A.130(a)(8) Operations under VFR by day & operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-ix-2) [AMC1 CAT.IDE.A.125(a)(1)(iii) & CAT.IDE.A.130(b) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-a-1-iii-2) [AMC1 CAT.IDE.A.125(c) & CAT.IDE.A.130(d) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-c-2) [AMC1 CAT.IDE.A.125(b) & CAT.IDE.A.130(h) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#amc1-cat-ide-a-125-b-2) [GM1 CAT.IDE.A.125 & CAT.IDE.A.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-125#gm1-cat-ide-a-125-2) 7. ## [CAT.IDE.A.130 Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130) Aeroplanes operated under VFR at night or under IFR shall be equipped with the following equipment, available at the pilot’s station: [AMC1 CAT.IDE.A.130(a)(5) Operations under IFR or at night — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130#amc1-cat-ide-a-130-a-5) [AMC2 CAT.IDE.A.130(b) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130#amc2-cat-ide-a-130-b) [AMC1 CAT.IDE.A.130(e) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130#amc1-cat-ide-a-130-e) [AMC1 CAT.IDE.A.130(i)(5) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130#amc1-cat-ide-a-130-i-5) [AMC1 CAT.IDE.A.130(j) Operations under IFR or at night — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-130#amc1-cat-ide-a-130-j) 8. ## [CAT.IDE.A.135 Additional equipment for single-pilot operation under IFR](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-135) Aeroplanes operated under IFR with a single-pilot shall be equipped with an autopilot with at least altitude hold and heading mode. 9. ## [CAT.IDE.A.140 Altitude alerting system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-140) The following aeroplanes shall be equipped with an altitude alerting system: 10. ## [CAT.IDE.A.150 Terrain awareness warning system (TAWS)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-150) Turbine-powered aeroplanes having an MCTOM of more than 5 700 kg or an MOPSC of more than nine shall be equipped with a TAWS that meets the requirements… [AMC1 CAT.IDE.A.150 Terrain awareness warning system (TAWS)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-150#amc1-cat-ide-a-150) [GM1 CAT.IDE.A.150 Terrain awareness warning system (TAWS)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-150#gm1-cat-ide-a-150) 11. ## [CAT.IDE.A.155 Airborne collision avoidance system (ACAS)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-155) Unless otherwise provided for by Regulation (EU) No 1332/2011, turbine-powered aeroplanes with an MCTOM of more than 5 700 kg or an MOPSC of more than 19… 12. ## [CAT.IDE.A.160 Airborne weather detecting equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-160) The following shall be equipped with airborne weather detecting equipment when operated at night or in IMC in areas where thunderstorms or other… [AMC1 CAT.IDE.A.160 Airborne weather detecting equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-160#amc1-cat-ide-a-160) 13. ## [CAT.IDE.A.165 Additional equipment for operations in icing conditions at night](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-165) Aeroplanes operated in expected or actual icing conditions at night shall be equipped with a means to illuminate or detect the formation of ice. 14. ## [CAT.IDE.A.170 Flight crew interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-170) Aeroplanes operated by more than one flight crew member shall be equipped with a flight crew interphone system, including headsets and microphones for… [AMC1 CAT.IDE.A.170 Flight crew interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-170#amc1-cat-ide-a-170) 15. ## [CAT.IDE.A.175 Crew member interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-175) Aeroplanes with an MCTOM of more than 15 000 kg, or with an MOPSC of more than 19 shall be equipped with a crew member interphone system, except for… [AMC1 CAT.IDE.A.175 Crew member interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-175#amc1-cat-ide-a-175) 16. ## [CAT.IDE.A.180 Public address system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-180) Aeroplanes with an MOPSC of more than 19 shall be equipped with a public address system. [AMC1 CAT.IDE.A.180 Public address system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-180#amc1-cat-ide-a-180) 17. ## [CAT.IDE.A.185 Cockpit voice recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-185) The following aeroplanes shall be equipped with a cockpit voice recorder (CVR): [AMC1 CAT.IDE.A.185 Cockpit voice recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-185#amc1-cat-ide-a-185) [GM1 CAT.IDE.A.185 Cockpit voice recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-185#gm1-cat-ide-a-185) 18. ## [CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190) The following aeroplanes shall be equipped with a flight data recorder (FDR) that uses a digital method of recording and storing data and for which a… [AMC2 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#amc2-cat-ide-a-190) [AMC3 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#amc3-cat-ide-a-190) [AMC4 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#amc4-cat-ide-a-190) [AMC5 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#amc5-cat-ide-a-190) [AMC6 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#amc6-cat-ide-a-190) [GM1 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-190#gm1-cat-ide-a-190) 19. ## [AMC1.1 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/amc1-1-cat-ide-a-190-flight-data-recorder) OPERATIONAL PERFORMANCE REQUIREMENTS FOR AEROPLANES FIRST ISSUED WITH AN INDIVIDUAL CofA ON OR AFTER 1 JANUARY 2016 AND BEFORE 1 JANUARY 2023 (a) The… 20. ## [AMC1.2 CAT.IDE.A.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/amc1-2-cat-ide-a-190-flight-data-recorder) OPERATIONAL PERFORMANCE REQUIREMENTS FOR AEROPLANES FIRST ISSUED WITH AN INDIVIDUAL CofA ON OR AFTER 1 JANUARY 2023 (a) The operational performance… 21. ## [CAT.IDE.A.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191) Turbine-engined aeroplanes with an MCTOM of 2 250 kg or more and aeroplanes with an MOPSC of more than 9 shall be equipped with a flight recorder if all… [AMC1 CAT.IDE.A.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191#amc1-cat-ide-a-191) [GM1 CAT.IDE.A.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191#gm1-cat-ide-a-191) [GM2 CAT.IDE.A.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191#gm2-cat-ide-a-191) [GM3 CAT.IDE.A.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191#gm3-cat-ide-a-191) [GM1 CAT.IDE.A.191(e) Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-191#gm1-cat-ide-a-191-e) 22. ## [CAT.IDE.A.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-195) Aeroplanes first issued with an individual CofA on or after 8 April 2014 that have the capability to operate data link communications and are required to… [AMC1 CAT.IDE.A.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-195#amc1-cat-ide-a-195) [GM1 CAT.IDE.A.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-195#gm1-cat-ide-a-195) [GM1 CAT.IDE.A.195(a) Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-195#gm1-cat-ide-a-195-a) 23. ## [CAT.IDE.A.200 Combination recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-200) Compliance with CVR and FDR requirements may be achieved by: [AMC1 CAT.IDE.A.200 Combination recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-200#amc1-cat-ide-a-200) [GM1 CAT.IDE.A.200 Combination recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-200#gm1-cat-ide-a-200) 24. ## [CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205) Aeroplanes shall be equipped with: a seat or berth for each person on board who is aged 24 months or more; [AMC1 CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205#amc1-cat-ide-a-205) [AMC2 CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205#amc2-cat-ide-a-205) [AMC3 CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205#amc3-cat-ide-a-205) [GM1 CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205#gm1-cat-ide-a-205) [GM2 CAT.IDE.A.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-205#gm2-cat-ide-a-205) 25. ## [CAT.IDE.A.210 Fasten seat belt and no smoking signs](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-210) Aeroplanes in which not all passenger seats are visible from the flight crew seat(s) shall be equipped with a means of indicating to all passengers and… 26. ## [CAT.IDE.A.215 Internal doors and curtains](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-215) Aeroplanes shall be equipped with: in the case of aeroplanes with an MOPSC of more than 19, a door between the passenger compartment and the flight crew… 27. ## [CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220) Aeroplanes shall be equipped with first-aid kits, in accordance with Table 1. [AMC1 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#amc1-cat-ide-a-220) [AMC2 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#amc2-cat-ide-a-220) [GM1 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#gm1-cat-ide-a-220) [GM2 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#gm2-cat-ide-a-220) [GM3 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#gm3-cat-ide-a-220) [GM4 CAT.IDE.A.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-220#gm4-cat-ide-a-220) 28. ## [CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225) Aeroplanes with an MOPSC of more than 30 shall be equipped with an emergency medical kit when any point on the planned route is more than 60 minutes… [AMC1 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#amc1-cat-ide-a-225) [AMC2 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#amc2-cat-ide-a-225) [AMC3 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#amc3-cat-ide-a-225) [AMC4 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#amc4-cat-ide-a-225) [GM1 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#gm1-cat-ide-a-225) [GM2 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#gm2-cat-ide-a-225) [GM3 CAT.IDE.A.225 Emergency medical kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-225#gm3-cat-ide-a-225) 29. ## [CAT.IDE.A.230 First-aid oxygen](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-230) Pressurised aeroplanes operated at pressure altitudes above 25 000 ft, in the case of operations for which a cabin crew member is required, shall be… [GM1 CAT.IDE.A.230 First-aid oxygen](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-230#gm1-cat-ide-a-230) [AMC1 CAT.IDE.A.230(d) First-aid oxygen](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-230#amc1-cat-ide-a-230-d) 30. ## [CAT.IDE.A.235 Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235) Pressurised aeroplanes operated at pressure altitudes above 10 000 ft shall be equipped with supplemental oxygen equipment that is capable of storing and… [AMC1 CAT.IDE.A.235 Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#amc1-cat-ide-a-235) [AMC2 CAT.IDE.A.235 Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#amc2-cat-ide-a-235) [GM1 CAT.IDE.A.235(b)(1) Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#gm1-cat-ide-a-235-b-1) [AMC1 CAT.IDE.A.235(c) Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#amc1-cat-ide-a-235-c) [GM1 CAT.IDE.A.235(c) Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#gm1-cat-ide-a-235-c) [AMC1 CAT.IDE.A.235(e) Supplemental oxygen – pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-235#amc1-cat-ide-a-235-e) 31. ## [CAT.IDE.A.240 Supplemental oxygen – non-pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-240) Non-pressurised aeroplanes operated at pressure altitudes above 10 000 ft shall be equipped with supplemental oxygen equipment capable of storing and… [AMC1 CAT.IDE.A.240 Supplemental oxygen – non-pressurised aeroplanes](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-240#amc1-cat-ide-a-240) 32. ## [CAT.IDE.A.245 Crew protective breathing equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-245) All pressurised aeroplanes and those unpressurised aeroplanes with an MCTOM of more than 5 700 kg or having an MOPSC of more than 19 seats shall be… [AMC1 CAT.IDE.A.245 Crew protective breathing equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-245#amc1-cat-ide-a-245) 33. ## [CAT.IDE.A.250 Hand fire extinguishers](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-250) Aeroplanes shall be equipped with at least one hand fire extinguisher in the flight crew compartment. [AMC1 CAT.IDE.A.250 Hand fire extinguishers](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-250#amc1-cat-ide-a-250) 34. ## [CAT.IDE.A.255 Crash axe and crowbar](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-255) Aeroplanes with an MCTOM of more than 5 700 kg or with an MOPSC of more than nine shall be equipped with at least one crash axe or crowbar located in the… [AMC1 CAT.IDE.A.255 Crash axe and crowbar](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-255#amc1-cat-ide-a-255) 35. ## [CAT.IDE.A.260 Marking of break-in points](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-260) If areas of the aeroplane’s fuselage suitable for break-in by rescue crews in an emergency are marked, such areas shall be marked as shown in Figure 1. [AMC1 CAT.IDE.A.260 Marking of break-in points](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-260#amc1-cat-ide-a-260) 36. ## [CAT.IDE.A.265 Means for emergency evacuation](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-265) Aeroplanes with passenger emergency exit sill heights of more than 1,83 m (6 ft) above the ground shall be equipped at each of those exits with a means… 37. ## [CAT.IDE.A.270 Megaphones](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-270) Aeroplanes with an MOPSC of more than 60 and carrying at least one passenger shall be equipped with the following quantities of portable battery-powered… [AMC1 CAT.IDE.A.270 Megaphones](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-270#amc1-cat-ide-a-270) 38. ## [CAT.IDE.A.275 Emergency lighting and marking](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-275) Aeroplanes with an MOPSC of more than nine shall be equipped with an emergency lighting system having an independent power supply to facilitate the… 39. ## [CAT.IDE.A.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-280) Aeroplanes with an MOPSC of more than 19 shall be equipped with at least: [AMC1 CAT.IDE.A.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-280#amc1-cat-ide-a-280) [AMC2 CAT.IDE.A.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-280#amc2-cat-ide-a-280) [GM1 CAT.IDE.A.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-280#gm1-cat-ide-a-280) [GM2 CAT.IDE.A.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-280#gm2-cat-ide-a-280) 40. ## [CAT.IDE.A.285 Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285) The following aeroplanes shall be equipped with a life-jacket for each person on board or equivalent flotation device for each person on board younger… [AMC1 CAT.IDE.A.285 Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc1-cat-ide-a-285) [AMC1 CAT.IDE.A.285(e)(4) & CAT.IDE.A.305(a)(2) Flight over water & Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc1-cat-ide-a-285-e-4) [AMC1 CAT.IDE.A.285(a) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc1-cat-ide-a-285-a) [AMC2 CAT.IDE.A.285(a) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc2-cat-ide-a-285-a) [GM1 CAT.IDE.A.285(a) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#gm1-cat-ide-a-285-a) [AMC1 CAT.IDE.A.285(f) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc1-cat-ide-a-285-f) [AMC2 CAT.IDE.A.285(f) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc2-cat-ide-a-285-f) [GM1 CAT.IDE.A.285(f)(2) Flight over water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#gm1-cat-ide-a-285-f-2) [AMC1 CAT.IDE.A.285(e)(4) & CAT.IDE.A.305(a)(2) Flight over water & Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-285#amc1-cat-ide-a-285-e-4-2) 41. ## [CAT.IDE.A.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-305) Aeroplanes operated over areas in which search and rescue would be especially difficult shall be equipped with: [AMC1 CAT.IDE.A.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-305#amc1-cat-ide-a-305) [AMC1 CAT.IDE.A.305(b)(2) Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-305#amc1-cat-ide-a-305-b-2) [GM1 CAT.IDE.A.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-305#gm1-cat-ide-a-305) [GM2 CAT.IDE.A.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-305#gm2-cat-ide-a-305) 42. ## [CAT.IDE.A.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-325) Aeroplanes shall be equipped with a headset with a boom or throat microphone or equivalent for each flight crew member at their assigned station in the… [AMC1 CAT.IDE.A.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-325#amc1-cat-ide-a-325) [GM1 CAT.IDE.A.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-325#gm1-cat-ide-a-325) 43. ## [CAT.IDE.A.330 Radio communication equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-330) Aeroplanes shall be equipped with the radio communication equipment required by the applicable airspace requirements. 44. ## [CAT.IDE.A.335 Audio selector panel](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-335) Aeroplanes operated under IFR shall be equipped with an audio selector panel operable from each required flight crew member station. 45. ## [CAT.IDE.A.340 Radio equipment for operations under VFR over routes navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-340) Aeroplanes operated under VFR over routes navigated by reference to visual landmarks shall be equipped with radio communication equipment necessary under… 46. ## [CAT.IDE.A.345 Communication, navigation and surveillance equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345) Aeroplanes operated under IFR or under VFR over routes that cannot be navigated by reference to visual landmarks shall be equipped with radio… [AMC1 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#amc1-cat-ide-a-345) [AMC2 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#amc2-cat-ide-a-345) [AMC3 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#amc3-cat-ide-a-345) [AMC4 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#amc4-cat-ide-a-345) [GM1 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#gm1-cat-ide-a-345) [GM2 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#gm2-cat-ide-a-345) [GM3 CAT.IDE.A.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#gm3-cat-ide-a-345) [GM1 CAT.IDE.A.345(c) Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#gm1-cat-ide-a-345-c) [AMC1 CAT.IDE.A.345(a) Communication, navigation and surveillance equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#amc1-cat-ide-a-345-a) [GM1 CAT.IDE.A.345(a) Communication, navigation and surveillance equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-345#gm1-cat-ide-a-345-a) 47. ## [CAT.IDE.A.350 Transponder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-350) Aeroplanes shall be equipped with a pressure altitude reporting secondary surveillance radar (SSR) transponder and any other SSR transponder capability… [AMC1 CAT.IDE.A.350 Transponder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-350#amc1-cat-ide-a-350) 48. ## [CAT.IDE.A.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-355) Aeronautical databases used on certified aircraft system applications shall meet data quality requirements that are adequate for the intended use of the… [AMC1 CAT.IDE.A.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-355#amc1-cat-ide-a-355) [GM1 CAT.IDE.A.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-355#gm1-cat-ide-a-355) [GM2 CAT.IDE.A.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-355#gm2-cat-ide-a-355) [GM3 CAT.IDE.A.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-a-355#gm3-cat-ide-a-355) 49. ## [CAT.IDE.H.100 Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-100) Instruments and equipment required by this Subpart shall be approved in accordance with the applicable airworthiness requirements, except for the… [GM1 CAT.IDE.H.100(a) Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-100#gm1-cat-ide-h-100-a) [GM1 CAT.IDE.H.100(b) Instruments and equipment – general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-100#gm1-cat-ide-h-100-b) [GM1 CAT.IDE.H.100(d) Instruments and equipment — general](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-100#gm1-cat-ide-h-100-d) 50. ## [CAT.IDE.H.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-105) A flight shall not be commenced when any of the helicopter’s instruments, items of equipment or functions required for the intended flight are… [AMC1 CAT.IDE.H.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-105#amc1-cat-ide-h-105) [GM1 CAT.IDE.H.105 Minimum equipment for flight](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-105#gm1-cat-ide-h-105) 51. ## [CAT.IDE.H.115 Operating lights](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-115) Helicopters operated under VFR by day shall be equipped with an anti-collision light system. 52. ## [CAT.IDE.H.125 Operations under VFR by day – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125) Helicopters operated under VFR by day shall be equipped with the following equipment, available at the pilot’s station: [AMC1 CAT.IDE.H.125 & CAT.IDE.H.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125) [AMC1 CAT.IDE.H.125(a)(1)(i) & CAT.IDE.H.130(a)(1) Operations under VFR by day & Operations under IFR or at night — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-a-1-i) [AMC1 CAT.IDE.H.125(a)(1)(ii) & CAT.IDE.H.130(a)(2) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-a-1-ii) [AMC1 CAT.IDE.H.125(a)(1)(iii) & CAT.IDE.H.130(b) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-a-1-iii) [AMC1 CAT.IDE.H.125(a)(1)(iv) & CAT.IDE.H.130(a)(3) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-a-1-iv) [AMC1 CAT.IDE.H.125(a)(1)(vii) & CAT.IDE.H.130(a)(8) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-a-1-vii) [AMC1 CAT.IDE.H.125(b) & CAT.IDE.H.130(h) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-b) [GM1 CAT.IDE.H.125(b) Operations under VFR by day — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#gm1-cat-ide-h-125-b) [AMC1 CAT.IDE.H.125(c)(2) & CAT.IDE.H.130(a)(7) Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-c-2) [AMC1 CAT.IDE.H.125(d) & CAT.IDE.H.130(d) Operations under VFR by day & Operations under IFR or at night operations – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#amc1-cat-ide-h-125-d) [GM1 CAT.IDE.H.125 & CAT.IDE.H.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#gm1-cat-ide-h-125) [GM1 CAT.IDE.H.125 & CAT.IDE.H.130 Operations under VFR by day & Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-125#gm1-cat-ide-h-125-2) 53. ## [CAT.IDE.H.130 Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130) Helicopters operated under VFR at night or under IFR shall be equipped with the following equipment, available at the pilot’s station: [GM1 CAT.IDE.H.130(a)(3) Operations under IFR — flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130#gm1-cat-ide-h-130-a-3) [AMC1 CAT.IDE.H.130(e) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130#amc1-cat-ide-h-130-e) [AMC1 CAT.IDE.H.130(f)(6) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130#amc1-cat-ide-h-130-f-6) [GM1 CAT.IDE.H.130(h) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130#gm1-cat-ide-h-130-h) [AMC1 CAT.IDE.H.130(i) Operations under IFR or at night – flight and navigational instruments and associated equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-130#amc1-cat-ide-h-130-i) 54. ## [CAT.IDE.H.135 Additional equipment for single-pilot operation under IFR](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-135) Helicopters operated under IFR with a single-pilot shall be equipped with an autopilot with at least altitude hold and heading mode. 55. ## [CAT.IDE.H.145 Radio altimeters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-145) Helicopters on flights over water shall be equipped with a radio altimeter capable of emitting an audio warning below a pre-set height and a visual… [AMC1 CAT.IDE.H.145 Radio altimeters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-145#amc1-cat-ide-h-145) [AMC2 CAT.IDE.H.145 Radio altimeters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-145#amc2-cat-ide-h-145) [GM1 CAT.IDE.H.145 Radio altimeters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-145#gm1-cat-ide-h-145) [GM2 CAT.IDE.H.145 Radio altimeters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-145#gm2-cat-ide-h-145) 56. ## [CAT.IDE.H.160 Airborne weather detecting equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-160) Helicopters with an MOPSC of more than nine and operated under IFR or at night shall be equipped with airborne weather detecting equipment when current… [AMC1 CAT.IDE.H.160 Airborne weather detecting equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-160#amc1-cat-ide-h-160) 57. ## [CAT.IDE.H.165 Additional equipment for operations in icing conditions at night](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-165) Helicopters operated in expected or actual icing conditions at night shall be equipped with a means to illuminate or detect the formation of ice. 58. ## [CAT.IDE.H.170 Flight crew interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-170) Helicopters operated by more than one flight crew member shall be equipped with a flight crew interphone system, including headsets and microphones for… [AMC1 CAT.IDE.H.170 Flight crew interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-170#amc1-cat-ide-h-170) 59. ## [CAT.IDE.H.175 Crew member interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-175) Helicopters shall be equipped with a crew member interphone system when carrying a crew member other than a flight crew member. [AMC1 CAT.IDE.H.175 Crew member interphone system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-175#amc1-cat-ide-h-175) 60. ## [CAT.IDE.H.180 Public address system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-180) Helicopters with an MOPSC of more than nine shall be equipped with a public address system, with the exception of (b). [AMC1 CAT.IDE.H.180 Public address system](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-180#amc1-cat-ide-h-180) 61. ## [CAT.IDE.H.185 Cockpit voice recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-185) The following helicopter types shall be equipped with a cockpit voice recorder (CVR): [AMC1 CAT.IDE.H.185 Cockpit voice recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-185#amc1-cat-ide-h-185) 62. ## [CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-190) The following helicopters shall be equipped with an FDR that uses a digital method of recording and storing data and for which a method of readily… [AMC2 CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-190#amc2-cat-ide-h-190) [AMC3 CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-190#amc3-cat-ide-h-190) [GM1 CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-190#gm1-cat-ide-h-190) 63. ## [AMC1.1 CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/amc1-1-cat-ide-h-190-flight-data-recorder) OPERATIONAL PERFORMANCE REQUIREMENTS FOR HELICOPTERS HAVING AN MCTOM OF MORE THAN 3 175 KG AND FIRST ISSUED WITH AN INDIVIDUAL CofA ON OR AFTER 1 JANUARY… 64. ## [AMC1.2 CAT.IDE.H.190 Flight data recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/amc1-2-cat-ide-h-190-flight-data-recorder) OPERATIONAL PERFORMANCE REQUIREMENTS FOR HELICOPTERS HAVING AN MCTOM OF MORE THAN 3 175 KG AND FIRST ISSUED WITH AN INDIVIDUAL CofA ON OR AFTER 1 JANUARY… 65. ## [CAT.IDE.H.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191) Turbine-engined helicopters with an MCTOM of 2 250 kg or more shall be equipped with a flight recorder if all of the following conditions are met: [AMC1 CAT.IDE.H.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191#amc1-cat-ide-h-191) [GM1 CAT.IDE.H.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191#gm1-cat-ide-h-191) [GM2 CAT.IDE.H.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191#gm2-cat-ide-h-191) [GM3 CAT.IDE.H.191 Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191#gm3-cat-ide-h-191) [GM1 CAT.IDE.H.191(e) Lightweight flight recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-191#gm1-cat-ide-h-191-e) 66. ## [CAT.IDE.H.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-195) Helicopters first issued with an individual CofA on or after 8 April 2014 that have the capability to operate data link communications and are required… [AMC1 CAT.IDE.H.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-195#amc1-cat-ide-h-195) [GM1 CAT.IDE.H.195 Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-195#gm1-cat-ide-h-195) [GM1 CAT.IDE.H.195(a) Data link recording](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-195#gm1-cat-ide-h-195-a) 67. ## [CAT.IDE.H.200 Flight data and cockpit voice combination recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-200) Compliance with CVR and FDR requirements may be achieved by the carriage of one combination recorder. [AMC1 CAT.IDE.H.200 Flight data and cockpit voice combination recorder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-200#amc1-cat-ide-h-200) 68. ## [CAT.IDE.H.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-205) Helicopters shall be equipped with: a seat or berth for each person on board who is aged 24 months or more; [AMC1 CAT.IDE.H.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-205#amc1-cat-ide-h-205) [AMC2 CAT.IDE.H.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-205#amc2-cat-ide-h-205) [AMC3 CAT.IDE.H.205 Seats, seat safety belts, restraint systems and child restraint devices](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-205#amc3-cat-ide-h-205) 69. ## [CAT.IDE.H.210 Fasten seat belt and no smoking signs](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-210) Helicopters in which not all passenger seats are visible from the flight crew seat(s) shall be equipped with a means of indicating to all passengers and… 70. ## [CAT.IDE.H.220 First-aid kits](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220) Helicopters shall be equipped with at least one first-aid kit. [AMC1 CAT.IDE.H.220 First-aid kits](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#amc1-cat-ide-h-220) [AMC2 CAT.IDE.H.220 First-aid kits](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#amc2-cat-ide-h-220) [GM1 CAT.IDE.H.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#gm1-cat-ide-h-220) [GM2 CAT.IDE.H.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#gm2-cat-ide-h-220) [GM3 CAT.IDE.H.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#gm3-cat-ide-h-220) [GM4 CAT.IDE.H.220 First-aid kit](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-220#gm4-cat-ide-h-220) 71. ## [CAT.IDE.H.240 Supplemental oxygen – non-pressurised helicopters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-240) Non-pressurised helicopters operated at pressure altitudes above 10 000 ft shall be equipped with supplemental oxygen equipment capable of storing and… [AMC1 CAT.IDE.H.240 Supplemental oxygen – non-pressurised helicopters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-240#amc1-cat-ide-h-240) [AMC2 CAT.IDE.H.240 Supplemental oxygen — non-pressurised helicopters](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-240#amc2-cat-ide-h-240) 72. ## [CAT.IDE.H.250 Hand fire extinguishers](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-250) Helicopters shall be equipped with at least one hand fire extinguisher in the flight crew compartment. [AMC1 CAT.IDE.H.250 Hand fire extinguishers](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-250#amc1-cat-ide-h-250) 73. ## [CAT.IDE.H.260 Marking of break-in points](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-260) If areas of the helicopter’s fuselage suitable for break-in by rescue crews in an emergency are marked, such areas shall be marked as shown in Figure 1. [AMC1 CAT.IDE.H.260 Marking of break-in points](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-260#amc1-cat-ide-h-260) 74. ## [CAT.IDE.H.270 Megaphones](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-270) Helicopters with an MOPSC of more than 19 shall be equipped with one portable battery-powered megaphone readily accessible for use by crew members during… [AMC1 CAT.IDE.H.270 Megaphones](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-270#amc1-cat-ide-h-270) 75. ## [CAT.IDE.H.275 Emergency lighting and marking](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-275) Helicopters with an MOPSC of more than 19 shall be equipped with: 76. ## [CAT.IDE.H.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-280) Helicopters shall be equipped with at least one automatic ELT. [AMC1 CAT.IDE.H.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-280#amc1-cat-ide-h-280) [AMC2 CAT.IDE.H.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-280#amc2-cat-ide-h-280) [GM1 CAT.IDE.H.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-280#gm1-cat-ide-h-280) [GM2 CAT.IDE.H.280 Emergency locator transmitter (ELT)](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-280#gm2-cat-ide-h-280) 77. ## [CAT.IDE.H.290 Life-jackets](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-290) Helicopters shall be equipped with a life-jacket for each person on board or equivalent floatation device for each person on board younger than 24… [AMC1 CAT.IDE.H.290 Life-jackets](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-290#amc1-cat-ide-h-290) [AMC2 CAT.IDE.H.290(b) Life-jackets](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-290#amc2-cat-ide-h-290-b) [GM1 CAT.IDE.H.290 Life-jackets](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-290#gm1-cat-ide-h-290) 78. ## [CAT.IDE.H.295 Crew survival suits](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-295) Each crew member shall wear a survival suit when operating in performance class 3 on a flight over water beyond autorotational distance or safe forced… [GM1 CAT.IDE.H.295 Crew survival suits](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-295#gm1-cat-ide-h-295) 79. ## [CAT.IDE.H.300 Life-rafts, survival ELTs and survival equipment on extended overwater flights](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-300) Helicopters operated: in performance class 1 or 2 on a flight over water at a distance from land corresponding to more than 10 minutes flying time at… [AMC1 CAT.IDE.H.300 Life-rafts, survival ELTs and survival equipment on extended overwater flights](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-300#amc1-cat-ide-h-300) [AMC1 CAT.IDE.H.300(b)(3) & CAT.IDE.H.305(b) Flight over water & Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-300#amc1-cat-ide-h-300-b-3) [AMC1 CAT.IDE.H.300(b)(3) & CAT.IDE.H.305(b) Flight over water & Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-300#amc1-cat-ide-h-300-b-3-2) 80. ## [CAT.IDE.H.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-305) Helicopters operated over areas in which search and rescue would be especially difficult shall be equipped with: [AMC1 CAT.IDE.H.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-305#amc1-cat-ide-h-305) [GM1 CAT.IDE.H.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-305#gm1-cat-ide-h-305) [GM2 CAT.IDE.H.305 Survival equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-305#gm2-cat-ide-h-305) 81. ## [CAT.IDE.H.315 Helicopters certified for operating on water – miscellaneous equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-315) Helicopters certified for operating on water shall be equipped with: [GM1 CAT.IDE.H.315 Helicopters certificated for operating on water – Miscellaneous equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-315#gm1-cat-ide-h-315) 82. ## [CAT.IDE.H.320 All helicopters on flights over water – ditching](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-320) Helicopters shall be designed for landing on water or certified for ditching in accordance with the relevant certification specification when operated in… [GM1 CAT.IDE.H.320 Landing on water](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-320#gm1-cat-ide-h-320) [AMC1 CAT.IDE.H.320(b) All helicopters on flight over water – ditching](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-320#amc1-cat-ide-h-320-b) 83. ## [CAT.IDE.H.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-325) Whenever a radio communication and/or radio navigation system is required, helicopters shall be equipped with a headset with boom microphone or… [AMC1 CAT.IDE.H.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-325#amc1-cat-ide-h-325) [GM1 CAT.IDE.H.325 Headset](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-325#gm1-cat-ide-h-325) 84. ## [CAT.IDE.H.330 Radio communication equipment](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-330) Helicopters shall be equipped with the radio communication equipment required by the applicable airspace requirements. 85. ## [CAT.IDE.H.335 Audio selector panel](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-335) Helicopters operated under IFR shall be equipped with an audio selector panel operable from each required flight crew member station. 86. ## [CAT.IDE.H.340 Radio equipment for operations under VFR over routes navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-340) Helicopters operated under VFR over routes that can be navigated by reference to visual landmarks shall be equipped with radio communication equipment… 87. ## [CAT.IDE.H.345 Communication, navigation and surveillance equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345) Helicopters operated under IFR or under VFR over routes that cannot be navigated by reference to visual landmarks shall be equipped with radio… [AMC1 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#amc1-cat-ide-h-345) [AMC2 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#amc2-cat-ide-h-345) [AMC3 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#amc3-cat-ide-h-345) [GM1 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#gm1-cat-ide-h-345) [GM2 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#gm2-cat-ide-h-345) [GM3 CAT.IDE.H.345 Communication and navigation equipment for operations under IFR or under VFR over routes not navigated by reference to visual landmarks](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-345#gm3-cat-ide-h-345) 88. ## [CAT.IDE.H.350 Transponder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-350) Helicopters shall be equipped with a pressure altitude reporting secondary surveillance radar (SSR) transponder and any other SSR transponder capability… [AMC1 CAT.IDE.H.350 Transponder](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-350#amc1-cat-ide-h-350) 89. ## [CAT.IDE.H.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-355) Aeronautical databases used on certified aircraft system applications shall meet data quality requirements that are adequate for the intended use of the… [AMC1 CAT.IDE.H.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-355#amc1-cat-ide-h-355) [GM1 CAT.IDE.H.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-355#gm1-cat-ide-h-355) [GM2 CAT.IDE.H.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-355#gm2-cat-ide-h-355) [GM3 CAT.IDE.H.355 Management of aeronautical databases](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-d/cat-ide-h-355#gm3-cat-ide-h-355) Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use. Share [LinkedIn](https://www.linkedin.com/sharing/share-offsite/?url=https%3A%2F%2Favioverse.aero%2Fregulations%2Feasa%2Fair-ops%2Fpart-cat%2Fsubpart-d)[X](https://twitter.com/intent/tweet?url=https%3A%2F%2Favioverse.aero%2Fregulations%2Feasa%2Fair-ops%2Fpart-cat%2Fsubpart-d\&text=SUBPART%20D%3A%20INSTRUMENTS%2C%20DATA%2C%20EQUIPMENT%20%E2%80%94%20Air%20OPS)