---
title: "21L.A.68 Requirements for the approval of a major change to a type certificate — Annex Ib, Initial Airworthiness · Avioverse"
description: "In order to be issued with an approval of a major change to a type certificate, the applicant shall:"
url: "https://avioverse.aero/regulations/easa/initial-airworthiness/annex-ib/section-a-technical-requirements/21l-a-68"
---

# 21L.A.68 Requirements for the approval of a major change to a type certificate

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

IR Implementing rule

## 21L.A.68 Requirements for the approval of a major change to a type certificate

In order to be issued with an approval of a major change to a type certificate, the applicant shall:

(a) demonstrate that the change and the areas affected by the change comply with the type-certification basis and the applicable environmental protection requirements, as established and notified to the applicant by the Agency in accordance with point 21L.B.81

(b) demonstrate compliance in accordance with point 21L.A.66;

(c) demonstrate that there are no unresolved issues from the physical inspection of the first [article](https://avioverse.aero/glossary/easa/article) of that product in the final changed configuration carried out by the Agency in accordance with point 21L.A.66(e)(3).

IR · 21L.A.68 — Regulation (EU) No 748/2012 · Regulation (EU) 2022/1358 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

AMC Acceptable means of compliance

## AMC1 21L.A.68 Requirements for the approval of a major change to a type certificate

(a) For major changes approved by EASA, the applicant should use all the AMC and GM to point 21L.A.25.

(b) For major changes approved by the design organisation approval (DOA) holder on the basis of its privileges under point 21.A.263(c)(8) of Annex I ([Part 21](https://avioverse.aero/glossary/easa/part-21)), the process described in AMC No 2 to 21.A.263(c)(5), (8) and (9) applies.

AMC · AMC1 21L.A.68 — Regulation (EU) No 748/2012 · ED Decision 2023/013/R · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

AMC Acceptable means of compliance

## AMC1 21L.A.68(c) Requirements for the approval of a major change to a type certificate

For the demonstration by the applicant that there are no unresolved issues, see AMC1 21L.A.27(d).

AMC · AMC1 21L.A.68(c) — 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.