The NCAA is closing the loophole used by Oregon to shave time off the game clock at the end of Saturday's win over Ohio State, when the Ducks intentionally used 12 players on defense.

The NCAA issued a rules interpretation that will allow offenses to reset clock if 12 or more defenders participate in a play late in a half.

The NCAA football rules committee has issued guidance to close a loophole that allowed second-ranked Oregon to exploit an illegal substitution penalty late in its victory over Ohio State to take time off the clock.