---
title: "AIS.TR.225 Metadata — SPECIFIC REQUIREMENTS FOR THE PROVIDERS OF AERONAUTICAL INFORMATION SERVICES, ATM/ANS · Avioverse"
description: "The metadata to be collected shall include, as a minimum: the identification of the organisations or entities performing any action of originating…"
url: "https://avioverse.aero/regulations/easa/atm-ans/specific-requirements-for-the-providers-of/subpart-b/ais-tr-225"
---

# AIS.TR.225 Metadata

SPECIFIC REQUIREMENTS FOR THE PROVIDERS OF AERONAUTICAL INFORMATION SERVICES · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

IR Implementing rule

## AIS.TR.225 Metadata

The metadata to be collected shall include, as a minimum:

(a) the identification of the organisations or entities performing any action of originating, transmitting or manipulating the aeronautical data;

(b) the action performed;

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

IR · AIS.TR.225 — Regulation (EU) 2017/373 · Commission Implementing Regulation (EU) 2020/469 · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMC Acceptable means of compliance

## AMC1 AIS.TR.225(a) Metadata

IDENTIFICATION

The metadata collected should clearly identify the organisation or entity originating the data, as well as any organisation or entity introducing amendments to the data.

AMC · AMC1 AIS.TR.225(a) — Regulation (EU) 2017/373 · ED Decision 2020/008/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMC Acceptable means of compliance

## AMC1 AIS.TR.225(b) Metadata

ACTION PERFORMED

The metadata reflecting each action performed involving origination or manipulation of the data should reflect any potential impact on the compliance with the applicable DQRs.

AMC · AMC1 AIS.TR.225(b) — Regulation (EU) 2017/373 · ED Decision 2020/008/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

GM Guidance material

## GM1 AIS.TR.225 Metadata

GENERAL

Further explanation on the schema required for describing geographic information and services by means of metadata may be found in the:

(a) International Organization for Standardization, ISO 19115 — Geographic information — Metadata, Part I; and

(b) EUROCONTROL ‘Guidelines for the provision of Metadata to support the Exchange of Aeronautical Data’ (edition 1.0, dated 28 November 2019)

GM · GM1 AIS.TR.225 — Regulation (EU) 2017/373 · ED Decision 2020/008/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in SUBPART B — TECHNICAL REQUIREMENTS FOR PROVIDERS OF AERONAUTICAL INFORMATION SERVICES (AIS.TR)](https://avioverse.aero/regulations/easa/atm-ans/specific-requirements-for-the-providers-of/subpart-b)

Consolidated from the EASA Easy Access Rules (revision 12 Mar 2025, 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.