---
title: "21.A.607 ETSO authorisation privileges — Annex I, Initial Airworthiness · Avioverse"
description: "The holder of an ETSO authorisation is entitled to produce and to mark the article with the appropriate ETSO marking."
url: "https://avioverse.aero/regulations/easa/initial-airworthiness/annex-i/section-a-technical-requirements/21-a-607"
---

# 21.A.607 ETSO authorisation privileges

Annex I · Regulation (EU) No 748/2012 · EAR revision 27 Nov 2025

IR Implementing rule

## 21.A.607 ETSO authorisation privileges

The holder of an [ETSO](https://avioverse.aero/glossary/easa/etso) authorisation is entitled to produce and to mark the [article](https://avioverse.aero/glossary/easa/article) with the appropriate ETSO marking.

IR · 21.A.607 — Regulation (EU) No 748/2012 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

[All rules in SECTION A — TECHNICAL REQUIREMENTS](https://avioverse.aero/regulations/easa/initial-airworthiness/annex-i/section-a-technical-requirements)

Consolidated from the EASA Easy Access Rules (revision 27 Nov 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.