---
title: "SPECIFIC REQUIREMENTS FOR PROVIDERS OF COMMUNICATION, NAVIGATION, OR SURVEILLANCE SERVICES — Air Traffic Management / Air Navigation Services · Avioverse"
description: "SPECIFIC REQUIREMENTS FOR PROVIDERS OF COMMUNICATION, NAVIGATION, OR SURVEILLANCE SERVICES of Air Traffic Management / Air Navigation Services…"
url: "https://avioverse.aero/regulations/easa/atm-ans/part-cns"
---

EASA Easy Access Rules

# SPECIFIC REQUIREMENTS FOR PROVIDERS OF COMMUNICATION, NAVIGATION, OR SURVEILLANCE SERVICES

Air Traffic Management / Air Navigation Services Regulation (EU) 2017/373 2 subparts EAR revision 12 Mar 2025

Regulation scope extract · [Article 1](https://avioverse.aero/regulations/easa/atm-ans/cover-regulation/powers-and-recitals/article-1)

> This Regulation lays down common requirements for: (a) the provision of air traffic management and air navigation services (‘ATM/ANS’) for general air traffic, in particular for the legal or natural persons providing those services and functions; (b) the competent authorities and the qualified entities acting on their behalf, which perform certification, oversight and enforcement tasks in respect of the services referred to in point (a);

IR · Article 1 — Regulation (EU) 2017/373 · Commission Implementing Regulation (EU) 2020/469 · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

- [SUBPART A — ADDITIONAL ORGANISATION REQUIREMENTS FOR PROVIDERS OF COMMUNICATION, NAVIGATION, OR SURVEILLANCE SERVICES (CNS.OR) CNS.OR.100](https://avioverse.aero/regulations/easa/atm-ans/part-cns/subpart-a)
- [SUBPART B — TECHNICAL REQUIREMENTS FOR PROVIDERS OF COMMUNICATION, NAVIGATION OR SURVEILLANCE SERVICES (CNS.TR) CNS.TR.100 – CNS.TR.205](https://avioverse.aero/regulations/easa/atm-ans/part-cns/subpart-b)