---
title: "Terminology — Cover Regulation, Aerodromes · Avioverse"
description: "‘Guidance Material’ (GM) means non-binding material developed by the Agency that helps to illustrate the meaning of a requirement or specification, and…"
url: "https://avioverse.aero/regulations/easa/aerodromes/cover-regulation/powers-and-recitals/terminology"
---

# Terminology

Cover Regulation · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

IR Implementing rule

## Terminology

‘Guidance Material’ (GM) means non-binding material developed by the Agency that helps to illustrate the meaning of a requirement or specification, and is used to support the interpretation of the Basic Regulation, its Implementing Rules, and AMC.

IR — Regulation (EU) No 139/2014 · ED Decision 2014/012/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in Powers and recitals](https://avioverse.aero/regulations/easa/aerodromes/cover-regulation/powers-and-recitals)

Consolidated from the EASA Easy Access Rules (revision 13 Mar 2026, 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.