Sail Numbers
- (a) The sail number shall be the last two digits of:
- (1) the hull registration number, or
- (2) the competitor’s or the owner’s personal number allotted by the relevant issuing authority.
- (b) A single digit hull number or personal number shall be preceded by a zero.
- (c) If there is conflict between sail numbers, or if a sail number may be misread, the race committee shall require that the sail numbers of one or more boats be changed to numeric alternatives.