---
title: "Article 9b Review — Cover regulation, Air OPS · Avioverse"
description: "The Agency shall conduct a continuous review of the effectiveness of the provisions concerning flight and duty time limitations and rest requirements…"
url: "https://avioverse.aero/regulations/easa/air-ops/cover-regulation/powers-and-recitals/article-9b"
---

# Article 9b Review

Cover regulation · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026

IR Implementing rule

## Article 9b Review

1\. The Agency shall conduct a continuous review of the effectiveness of the provisions concerning flight and [duty](https://avioverse.aero/glossary/easa/duty) time limitations and rest requirements contained in Annexes II and III. No later than 18 February 2019 the Agency shall produce a first report on the results of this review.

That review shall involve scientific expertise and shall be based on operational data gathered, with the assistance of Member States, on a long-term basis after the date of application of this Regulation.

The review shall assess the impact of at least the following on the alertness of aircrew:

(a) duties of more than 13 hours at the most favourable times of the day;

(b) duties of more than 10 hours at less favourable times of the day;

(c) duties of more than 11 hours for crew members in an unknown state of acclimatisation;

(d) duties including a high level of sectors (more than 6);

(e) on-call duties such as [standby](https://avioverse.aero/glossary/easa/standby) or [reserve](https://avioverse.aero/glossary/easa/reserve) followed by flight duties; and

(f) disruptive schedules.

2\. The Agency shall conduct a continuous review of the effectiveness of the provisions concerning support programmes, the psychological assessment of flight crew and the systematic and random testing of [psychoactive substances](https://avioverse.aero/glossary/easa/psychoactive-substances) to ensure the medical fitness of flight crew and cabin crew members set out in Annexes II and IV. No later than 14 August 2023, the Agency shall produce a first report on the results of this review.

That review shall involve relevant expertise and shall be based on data gathered, with the assistance of Member States and the Agency, on a long-term basis.

IR · Article 9b — Regulation (EU) No 965/2012 · Regulation (EU) 2021/1296 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

[All rules in Powers and recitals](https://avioverse.aero/regulations/easa/air-ops/cover-regulation/powers-and-recitals)

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.