27. The racing judge’s licence for:(1) Class A: authorizes the holder to exercise, on a professional or amateur race track, the power delegated to him by the board in accordance with section 49 of the Act;
(2) Class B: authorizes the holder to exercise the power delegated to him by the board in accordance with section 49 of the Act:(a) on an amateur race track;
(b) on a professional race track if he officiates with 2 Class A racing judges.