---
title: "ORO.SEC.105 Flight crew compartment security – helicopters — Part-ORO · Avioverse"
description: "If installed, the flight crew compartment door on a helicopter operated for the purpose of carrying passengers shall be capable of being locked from…"
url: "https://avioverse.aero/regulations/easa/air-ops/part-oro/subpart-sec/oro-sec-105"
---

# ORO.SEC.105 Flight crew compartment security – helicopters

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

IR Implementing rule

## ORO.SEC.105 Flight crew compartment security – helicopters

If installed, the flight crew compartment door on a [helicopter](https://avioverse.aero/glossary/easa/helicopter) operated for the purpose of carrying passengers shall be capable of being locked from within the flight crew compartment in order to prevent unauthorised access.

IR · ORO.SEC.105 — Regulation (EU) No 965/2012 · Regulation (EU) No 379/2014 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

[All rules in SUBPART SEC: SECURITY](https://avioverse.aero/regulations/easa/air-ops/part-oro/subpart-sec)

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.