---
title: "ATS.OR.420 Aeronautical mobile service (air-ground communications) – approach control service — SPECIFIC REQUIREMENTS FOR PROVIDERS OF AIR TRAFFIC SERVICES, ATM/ANS · Avioverse"
description: "An air traffic services provider shall ensure that air-ground communication facilities enable direct, rapid, continuous and static-free two-way…"
url: "https://avioverse.aero/regulations/easa/atm-ans/part-ats/subpart-a/ats-or-420"
---

# ATS.OR.420 Aeronautical mobile service (air-ground communications) – approach control service

SPECIFIC REQUIREMENTS FOR PROVIDERS OF AIR TRAFFIC SERVICES · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

IR Implementing rule

## ATS.OR.420 Aeronautical mobile service (air-ground communications) – approach control service

(a) An air traffic services provider shall ensure that air-ground communication facilities enable direct, rapid, continuous and static-free two-way communications to take place between the unit providing approach control service and appropriately equipped aircraft under its control.

(b) Where the unit providing approach control service functions as a separate unit, air-ground communications shall be conducted over communication channels provided for its exclusive use.

IR · ATS.OR.420 — Regulation (EU) 2017/373 · Commission Implementing Regulation (EU) 2020/469 · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in SUBPART A — ADDITIONAL ORGANISATION REQUIREMENTS FOR PROVIDERS OF AIR TRAFFIC SERVICES (ATS.OR)](https://avioverse.aero/regulations/easa/atm-ans/part-ats/subpart-a)

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.