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ANNEX I – Definitions · Air Operations · Regulation (EU) No 965/2012

  1. Annex I — Definitions for terms used in Annexes II to IX

    For the purpose of this Regulation, the following definitions shall apply:

  2. GM1 Annex I Definitions

    DEFINITIONS FOR TERMS USED IN ACCEPTABLE MEANS OF COMPLIANCE AND GUIDANCE MATERIAL For the purpose of Acceptable Means of Compliance and Guidance…

  3. GM2 Annex I Definitions

    ABBREVIATIONS AND ACRONYMS The following abbreviations are used in the Annexes to this Regulation:

  4. GM3 Annex I Definitions

    HELIDECK The term ‘helideck’ includes take-off and landing operations on ships and vessels and covers ‘shipboard final approach and take off areas (FATOs).

  5. GM4 Annex I Definitions

    HEAD-UP GUIDANCE LANDING SYSTEM (HUDLS) A HUDLS is typically used for primary approach guidance to decision heights of 50 ft.

  6. GM5 Annex I Definitions

    HELICOPTER EMERGENCY MEDICAL SERVICES (HEMS) FLIGHT (a) A HEMS flight (or more commonly referred to as HEMS mission) normally starts and ends at the HEMS…

  7. GM6 Annex I Definitions

    HOSTILE ENVIRONMENT Those parts of an open-sea area not considered to constitute a hostile environment should be designated by the appropriate authority…

  8. GM7 Annex I Definitions

    NIGHT VISION IMAGING SYSTEM (NVIS) Helicopter components of the NVIS include the radio altimeter, visual warning system and audio warning system.

  9. GM8 Annex I Definitions

    OFFSHORE LOCATION ‘Offshore location’ includes, but is not limited to:

  10. GM9 Annex I Definitions

    OFFSHORE OPERATIONS An offshore operation is considered to be a helicopter flight for the purpose of:

  11. GM10 Annex I Definitions

    COASTLINE The national definition of coastline should be included by the appropriate authority in the aeronautical information publication (AIP) or other…

  12. GM11 Annex I Definitions

    PUBLIC INTEREST SITE An example of a public interest sites is a landing site based at a hospital located in a hostile environment in a congested area…

  13. GM12 Annex I Definitions

    TECHNICAL INSTRUCTIONS The ICAO document number for the Technical Instructions is Doc 9284-AN/905.

  14. GM13 Annex I Definitions

    V1 The first action includes for example: apply brakes, reduce thrust, deploy speed brakes.

  15. GM14 Annex I Definitions

    TASK SPECIALISTS For the purpose of this Regulation, persons that are carried in a specialised operation, e.g.

  16. GM15 Annex I Definitions

    UPSET PREVENTION AND RECOVERY TRAINING (UPRT) DEFINITIONS ‘Aeroplane upset prevention and recovery training (UPRT)’ refers to training consisting of:

  17. GM16 Annex I Definitions

    MINOR FAILURE CONDITION Minor failure conditions may include, for example, a slight reduction in safety margins or functional capabilities, a slight…

  18. GM17 Annex I Definitions

    SIMPLE AND COMPLEX PERSONNEL-CARRYING DEVICE SYSTEM (PCDS) (a) The following may qualify as a simple PCDS:

  19. GM18 Annex I Definitions

    DETERMINING THE PRINCIPAL PLACE OF BUSINESS (a) The principal place of business encompasses the principal financial functions and operational control of…

  20. GM19 Annex I Definitions

    EVIDENCE-BASED TRAINING ‘Behaviour’ refers to the way a person responds, either overtly or covertly, to a specific set of conditions, and which is…

  21. GM20 Annex I Definitions

    CONTAMINATED RUNWAY As the runway condition is reported in runway thirds, a significant portion of the runway surface area is more than 25 % of one third…

  22. GM21 Annex I Definitions

    DRY RUNWAY/WET RUNWAY The ‘area intended to be used’ means the area of the runway that is part of the TORA, accelerate and stop distance available (ASDA)…

  23. GM22 Annex I Definitions

    RUNWAY CONDITION CODE (RWYCC) The purpose of the runway condition code (RWYCC) is to permit an operational aeroplane landing performance calculation by…

  24. GM23 Annex I Definitions

    RUNWAY SURFACE CONDITION(S) (a) The runway surface conditions used in the RCR establish a common language between the aerodrome operator, the aeroplane…

  25. GM24 Annex I Definitions

    RUNWAY SURFACE CONDITION DESCRIPTORS — GENERAL The runway surface condition descriptors are used solely in the context of the RCR and are not intended to…

  26. GM25 Annex I Definitions

    LANDING DISTANCE AT TIME OF ARRIVAL The landing distance data to be used for a landing performance assessment at time of arrival allow to establish an…

  27. GM26 Annex I Definitions

    SLIPPERY WET RUNWAY (a) The surface friction characteristics of the runway are considered degraded when below the minimum standards.

  28. GM27 Annex I Definitions

    FLIGHT RECORDER A flight recorder may be crash-protected or lightweight and may be deployable or not.

  29. GM28 Annex I Definitions for terms used in Annexes II to VIII

    FLIGHT MONITORING AND FLIGHT WATCH — RELEVANT SAFETY INFORMATION Relevant safety information is any element that may affect the safety of the flight…

  30. GM29 Annex I Definitions for terms used in Annexes II to VIII

    FUEL/ENERGY The energy used for aircraft propulsion comes from various sources and is of various types.

  31. GM30 Annex I Definitions for terms used in Annexes II to VIII

    FUEL/ENERGY EN ROUTE ALTERNATE (ERA) AERODROME Fuel/energy ERA aerodromes could be used in the following cases:

  32. GM31 Annex I Definitions

    DEFINITIONS OF TERMS RELATED TO ALL-WEATHER OPERATIONS The following terms and concepts are used in the provisions related to all-weather operations in…

  33. GM32 Annex I Definitions

    EFVSs — DIFFERENCES WITH ENHANCED VISION SYSTEMS (EVSs) (a) Introduction to EVSs EVSs use sensing technology to improve a pilot’s ability to detect…

  34. GM33 Annex I Definitions

    INSTRUMENT APPROACH OPERATIONS (a) Depending on the instrument approach procedure (IAP) in use, the lateral and vertical navigation guidance for an…

  35. GM34 Annex I Definitions

    DECISION ALTITUDE (DA) OR DECISION HEIGHT (DH) (a) Decision altitude (DA) is referenced to mean sea level and decision height (DH) is referenced to the…

  36. GM35 Annex I Definitions

    MINIMUM DESCENT ALTITUDE (MDA) OR MINIMUM DESCENT HEIGHT (MDH) (a) Minimum descent altitude (MDA) is referenced to mean sea level and minimum descent…

  37. GM36 Annex I Definitions

    GROUND SUPERVISION (a) Ground supervision may be contracted by an operator as an individual service.

  38. GM37 Annex I (Definitions)

    VEMS OPERATING SITE (Definition (139)) Operating sites used in VEMS training are considered VEMS operating sites.

  39. GM38 Annex I (Definitions)

    VERTIPORT (Definition (140)) A vertiport is considered a type of aerodrome.

Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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