---
title: "21.B.480 Issuance of an ETSO authorisation — Annex I, Initial Airworthiness · Avioverse"
description: "The Agency shall issue an ETSO authorisation, provided that:"
url: "https://avioverse.aero/regulations/easa/initial-airworthiness/annex-i/section-b-procedures-for-competent-authorities/21-b-480"
---

# 21.B.480 Issuance of an ETSO authorisation

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

IR Implementing rule

## 21.B.480 Issuance of an ETSO authorisation

The Agency shall issue an [ETSO](https://avioverse.aero/glossary/easa/etso) authorisation, provided that:

(a) the applicant has complied with point 21.A.606;

(b) the Agency, through its verifications of the demonstration of compliance in accordance with the level of involvement pursuant to point 21.B.100(b), has not found any non-compliance with the technical conditions of the applicable ETSO or with deviations therefrom approved in accordance with point 21.A.610, if any; and

(c) no feature or characteristic has been identified that may make the [article](https://avioverse.aero/glossary/easa/article) unsafe for the uses for which certification is requested.

IR · 21.B.480 — Regulation (EU) No 748/2012 · Regulation (EU) 2022/201 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

[All rules in SECTION B — PROCEDURES FOR COMPETENT AUTHORITIES](https://avioverse.aero/regulations/easa/initial-airworthiness/annex-i/section-b-procedures-for-competent-authorities)

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.