American Football Rules IFAF Approved Ruling 3-4-3:IV

IV. A ball carrier throws a forward pass while beyond the neutral zone to conserve time. RULING: Penalty – Five yards from the spot of the foul and loss of down. The clock starts on the ready-for-play signal (Rule 7-3-2 Penalty). Note: If there is less than one minute remaining in the half, this foul comes under the 10-second runoff rule (Rule 3-4-4). [Cited by 3-4-3,7-3-2 Penalty]