---
title: "SERA.15050 Testing of CPDLC — ANNEX: Rules of the Air, SERA · Avioverse"
description: "Where the testing of CPDLC with an aircraft could affect the air traffic services being provided to the aircraft, coordination shall be effected prior to…"
url: "https://avioverse.aero/regulations/easa/sera/annex-rules-of-the-air/section-15/sera-15050"
---

# SERA.15050 Testing of CPDLC

ANNEX: Rules of the Air · Regulation (EU) No 923/2012 · EAR revision 26 Aug 2025

IR Implementing rule

## SERA.15050 Testing of CPDLC

Where the testing of CPDLC with an [aircraft](https://avioverse.aero/glossary/easa/aircraft) could affect the [air traffic](https://avioverse.aero/glossary/easa/air-traffic) services being provided to the aircraft, coordination shall be effected prior to such testing.

IR · SERA.15050 — Regulation (EU) No 923/2012 · Regulation (EU) 2023/1772 · SERA Easy Access Rules · EAR revision 26 Aug 2025

[All rules in SECTION 15 Controller-pilot data link communication (CPDLC) procedures](https://avioverse.aero/regulations/easa/sera/annex-rules-of-the-air/section-15)

Consolidated from the EASA Easy Access Rules (revision 26 Aug 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.