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AWO.A.HUD.101 CS AWO.A.HUD.101 Applicability and terminology

All Weather Operations (CS-AWO) · CS-AWO · EAR revision 14 Aug 2026

IRImplementing rule

AWO.A.HUD.101CS AWO.A.HUD.101 Applicability and terminology

- (a) A headup display (HUD) is a display system that presents flight information into the pilot's forward external field of view. - (b) A head-up display (HUD) guidance landing system (HUDLS) is a total airborne system which generates and shows head-up guidance to the pilot during the approach and landing (and roll-out, if applicable) or a go-around. It includes all the sensors, computers, power supplies, indications and controls. - (c) A display will be considered to be equivalent to a HUD provided it can be shown to comply with the following: - (1) The display shall be presented head-up and shall not require transition of visual attention to the head-down display (HDD) in order to view the displayed primary flight information. - (2) The display shall be conformal with the pilot's external view. - (3) The display shall enable simultaneous viewing of aircraft flight symbology, imagery (if applicable) and the external view. - (4) The display shall have characteristics and dynamics that are suitable for the manual control of the aircraft. - (5) The display of imagery, information and symbology shall be clearly visible to the pilot flying in their normal position with the line of vision looking forward along the flight path.

[Issue: CS-AWO/2]

IR · AWO.A.HUD.101 — CS-AWO · ED Decision 2022/007/R · CS-AWO Easy Access Rules · EAR revision 14 Aug 2026

AMCAcceptable means of compliance

AMC AWO.A.HUD.101 Applicability and terminology

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A head-up display (HUD), or equivalent display, should comply with the relevant requirements of AMC 25-11.

[Issue: CS-AWO/2]

AMC — CS-AWO · ED Decision 2022/007/R · CS-AWO Easy Access Rules · EAR revision 14 Aug 2026

All rules in SUBPART A -ENABLING EQUIPMENT SECTION 1 -AUTOMATIC LANDING SYSTEMS (ALSS)

Consolidated from the EASA Easy Access Rules (revision 14 Aug 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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