7-2-1 Diagram

7-2-1 In MechaniGram A, the ball is placed by the umpire with 35 seconds on the play clock and A1, who was downfield on the previous play, then comes back inside the 9-yard marks. In MechaniGram B, A1 then goes outside the 9-yard marks with 30 seconds on the play clock. That is legal. A1 has met the requirement to be inside the 9-yard marks after the ready-for-play and before the snap.

7-2-1 In MechaniGram A, A1, who was downfield on the previous play, comes back inside the 9-yard marks prior to the umpire setting the ball with 35 seconds on the play clock and then immediately goes outside the marks after the ready-for-play. In MechaniGram B, A1 remains outside the 9-yard marks with 32 seconds on the play clock when the ball is placed by the umpire. The requirement remains in place that all players get inside the 9-yard marks after the ready-for-play and before the snap.

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.