---
title: "GM2 20. Air traffic safety electronics personnel (ATSEP) — ANNEX I — Part-DEFINITIONS, ATM/ANS · Avioverse"
description: "SCOPE The design, testing, installation and commissioning of operational systems and equipment are excluded from the scope of this section."
url: "https://avioverse.aero/regulations/easa/atm-ans/part-definitions/general/gm2-20-air-traffic-safety-electronics-personnel-atsep"
---

# GM2 20. Air traffic safety electronics personnel (ATSEP)

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

GM Guidance material

## GM2 20. Air traffic safety electronics personnel (ATSEP)

SCOPE

The design, testing, installation and commissioning of operational systems and equipment are excluded from the scope of this section.

DESIGN OF OPERATIONAL SYSTEMS AND EQUIPMENT

Design also includes software.

COMMISSIONING OF OPERATIONAL SYSTEMS AND EQUIPMENT

The term ‘commissioning’ is understood to be the process by which a system/equipment, which has been installed, is tested to ensure that it works according to its design objectives or specifications, and that it is ready to be operated and maintained in accordance with the users’ operational requirements.

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.