Subcategory	A1<250g
MTOM (Weight)	Less than 250g
Minimum distance requirements	- It is accepted that UAS in class C0 may fly over uninvolved people; however, this should be avoided whenever possible, and where it is unavoidable, extreme caution should be used. - Maximum 120m AGL - Forbidden to fly over assemblies of people
Competency requirements	- Read the user manual
Operator-ID	- No, unless UAS is equipped with a sensor able to capture personal data (eg. a camera)

AMC1 UAS.OPEN.020 (1) and (2) UAS operations in subcategory A1

It is accepted that UAS in class C0 or privately built UAS with MTOMs less than 250 g may fly over uninvolved people; however, this should be avoided whenever possible, and where it is unavoidable, extreme caution should be used.