Maximum Takeoff Mass for Unmanned Sailplane Slope Derogation
Verified from official sourcesGM1 UAS.OPEN.010(4)GM1 UAS.OPEN.010(4)Version 1Effective -Verified 24 August 2026
In plain language
If you are flying an unmanned sailplane (model glider) along a slope under this derogation, your aircraft's maximum takeoff mass (including payload) must not exceed 10 kg.
Requirement as structured
EASA guidance notes that the derogation for unmanned sailplanes operating along slopes is limited to aircraft with a maximum takeoff mass, including payload, of 10 kg.
Original regulatory text
(a) A maximum takeoff mass (MTOM), including the payload, limited to 10 kg to reduce the consequences of an impact.
Applies when
- country
- European Union / EASA
- operation
- unmanned sailplane slope soaring
- regulatory category
- Open