Weight and speed limits for privately built UAS in subcategory A1
Verified from official sourcesUAS.OPEN.020UAS.OPEN.020Version 1Effective -Verified 24 August 2026
In plain language
If you build your own drone and want to fly it in subcategory A1, it must weigh less than 250 grams (including battery and cameras) and its maximum speed must be less than 19 meters per second (approx. 68 km/h).
Requirement as structured
A privately built UAS operated in subcategory A1 must have a maximum take-off mass (MTOM), including payload, of less than 250 g and a maximum operating speed of less than 19 m/s.
Original regulatory text
has an MTOM, including payload, of less than 250 g and a maximum operating speed of less than 19 m/s, in the case of a privately built UAS;
Applies when
- operation
- privately built UAS
- subcategory
- A1
- regulatory category
- Open