78.1 A boat’s owner and any other person in charge shall ensure that the boat is maintained to comply with her class rules and that her measurement or rating certificate, if any, remains valid.

78.2 When a rule requires a certificate to be produced before a boat races, and it is not produced, the boat may race provided that the race committee receives a statement signed by the person in charge that a valid certificate exists and that it will be given to the race committee before the end of the event. If the certificate is not received in time, the boat shall be disqualified from all races of the event.

78.3 When a measurer for an event decides that a boat or personal equipment does not comply with the class rules, he shall report the matter in writing to the race committee, which shall protest the boat.