The U.S. Chess Federation's Official Rules of Chess is the only official rulebook for chess. Serious players at every level as well as chess club teachers, directors, and tournament sponsors should have it on hand during every match. This new edition features the latest rules, including guidelines for the popular game of speed chess, an updated quick rating system, and the latest conventions of governing tournaments. It also contains explanations of every legal move, a guide to calculating lifetime rankings, guidelines for sponsoring and running a tournament, and a lesson on how to read and write chess notation.