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ANNEX IV — Operations Requirements (Part-ADR.OPS) · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026
IRImplementing rule
The aerodrome operator shall ensure that:
(a)errors identified during data origination and after data delivery are addressed, corrected or resolved;
(b)priority is given to managing errors in critical and essential aeronautical data.
IR · ADR.OPS.A.040 — Regulation (EU) No 139/2014 · Delegated Regulation (EU) 2020/2148 · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026
GMGuidance material
GENERAL
(a)The term ‘error’ is understood as being defective, degraded, lost, misplaced or corrupted data elements, or data elements not meeting stated quality requirements.
(b)Guidance on how to detect, identify, report and address/resolve aeronautical data errors may be found in Appendix C (Guidance on compliance with data processing requirements) to EUROCAE ED-76A ‘Standards for Processing Aeronautical Data’.
GM · GM1 ADR.OPS.A.040 — Regulation (EU) No 139/2014 · ED Decision 2021/003/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026
Consolidated from the EASA Easy Access Rules (revision 13 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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