---
title: "CAT.GEN.100 Competent authority — Part-CAT · Avioverse"
description: "The competent authority shall be the authority designated by the Member State in which the operator has its principal place of business."
url: "https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-a/cat-gen-100"
---

# CAT.GEN.100 Competent authority

ANNEX IV (Part-CAT) · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026

IR Implementing rule

## CAT.GEN.100 Competent authority

The competent authority shall be the authority designated by the Member State in which the operator has its [principal place of business](https://avioverse.aero/glossary/easa/principal-place-of-business).

IR · CAT.GEN.100 — Regulation (EU) No 965/2012 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

[All rules in SUBPART A: GENERAL REQUIREMENTS](https://avioverse.aero/regulations/easa/air-ops/part-cat/subpart-a)

Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, 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.