An operation of an aircraft is a Category D (type 2 RPA and certain uncrewed balloons) aircraft operation if the aircraft is:
(a) a type 2 RPA; or
(b) a medium balloon (within the meaning of Part 101 of the Civil Aviation Safety Regulations 1998 ); or
(c) a heavy balloon (within the meaning of Part 101 of the Civil Aviation Safety Regulations 1998 ).