Rule 3 – Section 3 – Article 2 – Starting and Stopping the Clock
If the margin in the score becomes more than 34 points, a running clock session will start. During a running clock session, the game clock will stop only for reasons marked * below. For other events listed here, the clock will keep running. Competitions may adopt regulations to:
e. Starts on the Referee’s Signal. For each of the following reasons, the game clock is stopped on an official’s signal. If the next play begins with a snap, the game clock will start on the referee’s signal:
- A Team A forward fumble goes out of bounds.