890. Acting under the influence of psychoactive substances or medicines and fatigue of air traffic controllers.

890.     Acting under the influence of psychoactive substances or medicines and fatigue of air traffic controllers.

A person must not exercise the privileges of a student air traffic controller licence or an air traffic controller licence1 whilst under the influence of any psychoactive substance2 or medicines which might render them unable to exercise the privileges of their licence safely and properly3.

A person must not exercise the privileges of a student air traffic controller licence or an air traffic controller licence if they know or suspect that they are suffering from or, having regard to