After the starting signal the committee may shorten or abandon for foul weather, too little wind for any boat to finish in the time limit, a mark missing or out of position, or anything else directly affecting safety or fairness. It may also shorten to fit in other scheduled races, or abandon for an error in the starting procedure. Once a boat has sailed the course within the time limit, the committee must consider the consequences for every boat before abandoning.
32.1
The grounds for shortening or abandoning.
32.2
Flag S with two sounds, displayed before the first boat finishes. The finishing line is then between a rounding mark and a staff showing S, a line the course requires boats to cross, or between gate marks.
32.3
Flag N, N over H, or N over A with three sounds abandons races in progress.