---
title: "ADR.OPS.A.045 Metadata — Part-ADR.OPS · Avioverse"
description: "The aerodrome operator shall ensure that metadata include, as a minimum:"
url: "https://avioverse.aero/regulations/easa/aerodromes/operations-requirements-part-adr-ops/subpart-a/adr-ops-a-045"
---

# ADR.OPS.A.045 Metadata

ANNEX IV — Operations Requirements (Part-ADR.OPS) · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

Official sources: [EASA Easy Access Rules (opens in a new tab)](https://www.easa.europa.eu/en/document-library/easy-access-rules/easy-access-rules-aerodromes) · [EUR-Lex 2014/139 (opens in a new tab)](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32014R0139)

IR Implementing rule

## ADR.OPS.A.045 Metadata

The [aerodrome operator](https://avioverse.aero/glossary/easa/aerodrome-operator) shall ensure that metadata include, as a minimum:

(a) the identification of the organisations or entities performing any action of originating, transmitting or manipulating the [aeronautical data](https://avioverse.aero/glossary/easa/aeronautical-data);

(b) the action performed;

(c) the date and time the action was performed.

IR · ADR.OPS.A.045 — Regulation (EU) No 139/2014 · Delegated Regulation (EU) 2020/2148 · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in SUBPART A — AERODROME DATA (ADR.OPS.A)](https://avioverse.aero/regulations/easa/aerodromes/operations-requirements-part-adr-ops/subpart-a)

Consolidated from the EASA Easy Access Rules (revision 13 Mar 2026, extracted 2 Nov 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.