2-35, 3-6-1, 3-6-2a, 7-2-1 When the covering official declares the ball dead with an upraised arm, the play clock begins its countdown from 40 seconds.
2-35, 3-6-1, 3-6-2a, 7-2-1 When the 40-second play clock is in force, the ball is considered ready for play when the ball is placed and the umpire has moved to his position.
2-35, 3-6-1, 3-6-2a, 7-2-1 Runner goes out of bounds (PlayPic A). Play clock is set to 40 and is started immediately (PlayPic B). The ball is marked ready for play when the umpire sets the ball and walks away to his position (PlayPic C).
2-35, 3-6-1, 3-6-2a, 7-2-1 The play clock is set to 40 and is started immediately when a running play ends, team A gains a first down or after an incomplete pass.
2-35, 3-6-1, 3-6-2a, 7-2-1 Referee gives ready-for-play signal and 25-second play clock begins before a try following a score; to start a period or overtime series; following administration of an inadvertent whistle; following a charged timeout and following an officials timeout.
3-6-1 The play clock will be set to 40 seconds when an officials’ time-out is initially taken for an injury to a defensive player (PlayPic A) or a defensive player has an equipment issue (PlayPic B).