---
title: "IAM.GEN.VCA.170 Psychoactive substances — Part-IAM · Avioverse"
description: "The IAM operator shall take all reasonable measures to ensure that no person enters or is aboard the VCA when under the influence of psychoactive…"
url: "https://avioverse.aero/regulations/easa/air-ops/part-iam/subpart-a/iam-gen-vca-170"
---

# IAM.GEN.VCA.170 Psychoactive substances

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

IR Implementing rule

## IAM.GEN.VCA.170 Psychoactive substances

(a) The IAM operator shall take all reasonable measures to ensure that no person enters or is aboard the VCA when under the influence of [psychoactive substances](https://avioverse.aero/glossary/easa/psychoactive-substances) to the extent that the safety of the VCA or its occupants is likely to be endangered.

(b) The IAM operator shall develop and implement an objective, transparent and non-discriminatory policy and procedure on the prevention and detection of misuse of psychoactive substances by the pilots and other [safety-sensitive personnel](https://avioverse.aero/glossary/easa/safety-sensitive-personnel) under the IAM operator’s direct control, in order to ensure that the safety of the VCA and its occupants is not endangered.

(c) If pilots or other safety-sensitive personnel are tested positive to psychoactive substances, the IAM operator shall inform its competent authority and the authority that is responsible for the pilots and the personnel concerned.

IR · IAM.GEN.VCA.170 — Regulation (EU) No 965/2012 · Regulation (EU) 2024/1111 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

AMC Acceptable means of compliance

## AMC1 IAM.GEN.VCA.170 Psychoactive substances

POLICY ON THE PREVENTION OF MISUSE OF [PSYCHOACTIVE SUBSTANCES](https://avioverse.aero/glossary/easa/psychoactive-substances)

(a) The IAM operator should comply with AMC1 CAT.GEN.MPA.170(b) and AMC2 CAT.GEN.MPA.170(b) as regards the policy on the prevention of misuse of psychoactive substances.

(b) The reference to point CAT.GEN.MPA.215 in AMC1 CAT.GEN.MPA.170(b) should be considered as a reference to point IAM.GEN.VCA.176.

AMC · AMC1 IAM.GEN.VCA.170 — Regulation (EU) No 965/2012 · ED Decision 2025/010/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

AMC Acceptable means of compliance

## AMC2 IAM.GEN.VCA.170 Psychoactive substances

OBJECTIVE, TRANSPARENT AND NON-DISCRIMINATORY TESTING PROCEDURE

The IAM operator should refer to AMC1 CAT.GEN.MPA.170(c) when developing and implementing an objective, transparent and non-discriminatory testing procedure.

AMC · AMC2 IAM.GEN.VCA.170 — Regulation (EU) No 965/2012 · ED Decision 2025/010/R · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

GM Guidance material

## GM1 IAM.GEN.VCA.170 Psychoactive substances

POLICY ON THE PREVENTION AND DETECTION OF MISUSE OF [PSYCHOACTIVE SUBSTANCES](https://avioverse.aero/glossary/easa/psychoactive-substances)

Other useful guidance material with regard to the policy on the prevention and detection of misuse of psychoactive substances by crew members may be found in:

GM1 CAT.GEN.MPA.170(b),

GM2 CAT.GEN.MPA.170(b),

GM3 CAT.GEN.MPA.170(b), and

GM4 CAT.GEN.MPA.170(b).

GM · GM1 IAM.GEN.VCA.170 — Regulation (EU) No 965/2012 · ED Decision 2025/010/R · 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-iam/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.