(a) The rules in this book, including the Definitions, Race Signals, Introduction, preambles and the rules of relevant appendices, but not titles;

(b) World Sailing Regulations that have been designated by World Sailing as having the status of a rule and are published on the World Sailing website;

(c) the prescriptions of the national authority, unless they are changed by the sailing instructions in compliance with the national authority's prescription, if any, to rule 88;

(d) the class rules (for a boat racing under a handicap or rating system, the rules of that system are ‘class rules’);

(e) the notice of race;

(f) the sailing instructions; and

(g) any other documents that govern the event.