Operating restrictions for model aircraft over 250g

Verified from official sources
Art. 31 para. 3SR 748.941, Art. 31Version 1Effective -Verified 25 August 2026

In plain language

If your model aircraft weighs more than 250g, you cannot fly it within 5km of any airport, higher than 150m in an active control zone (CTR), or within 100m of crowds of people.

Requirement as structured

Flying model aircraft weighing over 250g is prohibited within 5km of aerodrome runways, in an active CTR above 150m ground altitude, or within 100m of open-air assemblies of people.

Original regulatory text

Flying model aircraft weighing over 250g is prohibited: a. within a distance of 5km from the runways of any civil or military aerodrome or a reduced geographical zone in accordance with Article 28 paragraph 2; b. in an active CTR if the aircraft exceeds an altitude of 150m above the ground; c. within a distance of 100m of assemblies of people in the open air unless the flight takes place as part of a public air show in accordance with Article 4.

Applies when

min mtom kg
0.25
over people
false