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21.B.450 Amendments to the type-certification basis for a repair design approval

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

IRImplementing rule

21.B.450Amendments to the type-certification basis for a repair design approval

The Agency shall designate any amendments to the type-certification basis incorporated by reference in, as applicable, either the type-certificate, the supplemental type-certificate or the APU ETSO authorisation, which the Agency considers necessary for maintaining a level of safety equal to that previously established and notify them to the applicant for a repair design.

IR · 21.B.450 — Regulation (EU) No 748/2012 · Regulation (EU) 2025/1065 · Initial Airworthiness Easy Access Rules · EAR revision 27 Nov 2025

All rules in SECTION B — PROCEDURES FOR COMPETENT AUTHORITIES

Consolidated from the EASA Easy Access Rules (revision 27 Nov 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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