---
title: "GM1 ADR-DSN.Q.851 Marking and lighting of wind turbines — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "Additional markings and lighting may be provided to the wind turbines if indicated by a safety assessment."
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-q-visual-aids-for-denoting-obstacles/gm1-adr-dsn-q-851"
---

# GM1 ADR-DSN.Q.851 Marking and lighting of wind turbines

Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7 · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

GM Guidance material

## GM1 ADR-DSN.Q.851 Marking and lighting of wind turbines

(a) Additional markings and lighting may be provided to the wind turbines if indicated by a safety assessment.

(b) Case by case studies for wind turbines of more than 315 m of overall height may conclude that additional markings and lighting are required.

\[Issue: ADR-DSN/3]

GM · GM1 ADR-DSN.Q.851 — Regulation (EU) No 139/2014 · ED Decision 2016/027/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER Q — VISUAL AIDS FOR DENOTING OBSTACLES](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-q-visual-aids-for-denoting-obstacles)

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.