Categorisation

The classification of SUA in respect of each flight and its operations are as follows –

SUA
Category A1 SUA weighing not more than 250g
Category A2 SUA weighing more than 250g but not more than 7kg
Category B SUA weighing more than 7kg but not more than 25kg
Category C SUA weighing more than 25kg but not more than 150kg

Operations
Standard Operations
(prior permission from CAD not required)
Category A1 Operations of Category A1 SUA within applicable operating requirements
Category A1 under exemption 1 Operations of Category A2 SUA within applicable operating requirements
Category A2
Advanced Operations
(prior permission from CAD required)
SUA ≤ 7 kg but exceeding the respective Category A1/A2 SUA operating requirements
Operations of Category B and C SUA (7 kg < SUA ≤ 150 kg)
Operations of SUA carrying dangerous good
Operations for which any part of the flight is within a restricted flying zone (except wholly within an enclosed area)
Cross-boundary SUA operations (i.e. a flight that is partly within Hong Kong and partly outside Hong Kong)

1. Exemption Notice for Category A1 SUA