---
title: "21L.A.229 Unrepaired damage — Annex Ib, Initial Airworthiness · Avioverse"
description: "The declarant of design compliance of an aircraft in accordance with Subpart C of this Annex or an approved design organisation with privileges provided…"
url: "https://avioverse.aero/regulations/easa/initial-airworthiness/annex-ib/section-a-technical-requirements/21l-a-229"
---

# 21L.A.229 Unrepaired damage

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

IR Implementing rule

## 21L.A.229 Unrepaired damage

The declarant of design compliance of an aircraft in accordance with Subpart C of this Annex or an approved design organisation with privileges provided in accordance with point (c)(3) of point 21.A.263 of Annex I ([Part 21](https://avioverse.aero/glossary/easa/part-21)) and with the appropriate scope of approval shall conduct an evaluation of the airworthiness and environmental compatibility consequences of any damage to such aircraft that is left unrepaired and that is not covered by previously declared data. Any necessary limitations shall be processed in accordance with point (d) of point 21L.A.228.

IR · 21L.A.229 — Regulation (EU) No 748/2012 · Regulation (EU) 2022/1358 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

GM Guidance material

## GM1 21L.A.229 Unrepaired damage

This process is not intended to supersede the normal maintenance practices defined by the declarant (e.g. blending out corrosion and re-protection, stop drilling cracks, etc.), but addresses specific cases not covered in the manufacturer’s documentation.

GM · GM1 21L.A.229 — Regulation (EU) No 748/2012 · ED Decision 2023/013/R · 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-ib/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.