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 valid certificate to be produced or its existence verified before a boat races, and this cannot be done, the boat may race provided that the race committee receives a statement signed by the person in charge that the boat has a valid certificate. If the certificate is not produced or verified before the end of the event, the boat shall be disqualified from all races of the event .

78.3 When an equipment inspector or 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