---
title: "GM1 9. Aeronautical data — ANNEX I — Part-DEFINITIONS, ATM/ANS · Avioverse"
description: "DAT PROVIDERS Aeronautical data in the context of DAT providers should mean that aeronautical data needed for the functionality of certified aircraft…"
url: "https://avioverse.aero/regulations/easa/atm-ans/part-definitions/general/gm1-9-aeronautical-data"
---

# GM1 9. Aeronautical data

ANNEX I — Part-DEFINITIONS · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

GM Guidance material

## GM1 9. Aeronautical data

DAT PROVIDERS

Aeronautical data in the context of DAT providers should mean that aeronautical data needed for the functionality of certified aircraft application(s) and does not form part of its (their) approved type design. It may change over the course of time such as e.g. ‘aerodrome mapping data’, ‘obstacles data’ and ‘terrain data’, etc. which are amongst other types of ‘aeronautical data’.

GM — Regulation (EU) 2017/373 · ED Decision 2017/001/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in General provisions](https://avioverse.aero/regulations/easa/atm-ans/part-definitions/general)

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.