---
title: "GM1 42. Data quality requirements (DQRs) — ANNEX I — Part-DEFINITIONS, ATM/ANS · Avioverse"
description: "GENERAL Depending on the data characteristics considered, DQRs are specified as ‘internationally recognised Data Quality Requirements’ (mainly when data…"
url: "https://avioverse.aero/regulations/easa/atm-ans/part-definitions/general/gm1-42-data-quality-requirements-dqrs"
---

# GM1 42. Data quality requirements (DQRs)

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

GM Guidance material

## GM1 42. Data quality requirements (DQRs)

GENERAL

Depending on the data characteristics considered, DQRs are specified as ‘internationally recognised Data Quality Requirements’ (mainly when data is provided by authoritative sources), ‘end-user Data Quality Requirements’ (typically for completeness, timeliness, etc.), or ‘system designer Data Quality Requirements’ (considering other data characteristics, such as accuracy, resolution, assurance level, traceability, format, etc.).

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.