American Football Rules IFAF Approved Ruling 7-3-6:V

V. Airborne A80 receives a legal forward pass at his 30-yard line. While still in the air, he is tackled by B40 and driven backward to team A’s 26-yard line, where the ball becomes dead.
RULING: Team A’s ball at the 30-yard line (Rule 5-1-3-a Exception). [Cited by 5-1-3-a-2, 7-3-6]