American Football Rules IFAF Approved Ruling 7-2-4:I

I. B20 intercepts a legal forward pass (a) in his end zone, (b) on his three-yard line, and his momentum carries him into his end zone, or (c) in the field of play and retreats into his end zone (no momentum). In each instance, B20 fumbles in the end zone and the ball rolls forward and out of bounds on Team B’s two-yard line. RULING: The ball belongs to Team B at the spot of the fumble (Team B’s end zone); (a) touchback, (b) Team B’s ball at the three-yard line, and (c) safety (Rules 8-5-1 and 8-6-1). [Cited by 7-2-4-c, 8-5-1-a, 8-6-1-a]