In an event using a handicap/rating system, if no rule contains any provision for rounding a boat’s corrected time, rounding to any unit of time is incorrect.
The race committee vessel becomes part of the mark when the race committee intentionally attaches the vessel to the mark, therefore, a boat racing that touches the race committee vessel breaks rule 31.
The definition Keep Clear (b) is a test that decides whether a boat is keeping clear of another either under rule 11 or under rule 10 when sailing downwind on opposite tacks, while rule 16.1 puts a limitation on the rights of a right-of-way boat.
A boat may protest or request redress for an incident during a practice race. If there is damage to the boat entitled to redress such that repairs expand over subsequent races, redress may be given for those races.