---
title: "CAO.B.040 Application — Part-CAO · Avioverse"
description: "Where facilities of the CAO are located in more than one Member State, the initial certification procedure and continued oversight of the approval shall…"
url: "https://avioverse.aero/regulations/easa/continuing-airworthiness/part-cao/section-b-authority-requirements/cao-b-040"
---

# CAO.B.040 Application

Annex Vd (Part-CAO) · Regulation (EU) No 1321/2014 · EAR revision 2 Sep 2025

IR Implementing rule

## CAO.B.040 Application

Where facilities of the CAO are located in more than one Member State, the initial certification procedure and continued oversight of the approval shall be carried out in cooperation with the competent authorities designated by the Member States in whose territory the other facilities are located.

IR · CAO.B.040 — Regulation (EU) No 1321/2014 · Regulation (EU) 2019/1383 · Continuing Airworthiness Easy Access Rules · EAR revision 2 Sep 2025

[All rules in SECTION B — AUTHORITY REQUIREMENTS](https://avioverse.aero/regulations/easa/continuing-airworthiness/part-cao/section-b-authority-requirements)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 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.