Prohibition of Flying Under the Influence of Psychoactive Substances

Verified from official sources
LBK nr 570 af 19/05/2025, § 126 eVersion 1Effective -Verified 23 August 2026

In plain language

You cannot fly if you have psychoactive substances in your blood that are classified as dangerous to flight safety. If you have a legal prescription, you must use the medication strictly as prescribed; otherwise, flying is prohibited.

Requirement as structured

Drone pilots must not fly or attempt to fly if their blood contains psychoactive substances classified as dangerous to flight safety, unless taken in accordance with a lawful prescription.

Original regulatory text

Flyvning eller forsøg på flyvning med droner må ikke finde sted, hvis førerens blod under eller efter flyvningen indeholder bevidsthedspåvirkende stoffer, som efter regler fastsat af transportministeren er klassificeret som farlige for flyvesikkerheden, og som ikke er indtaget i henhold til en lovlig recept. 1. pkt. gælder tilsvarende for stoffer, som den pågældende har indtaget i henhold til en lovlig recept, hvis indtagelsen ikke er sket i overensstemmelse med recepten.

Applies when

country
Denmark
operation
all drone operations
regulatory category
General