American Football Rules IFAF Approved Ruling 7-3-12:I

I. A11 throws a forward pass intended for A88. During the play defensive end B88 is flagged for a head-slap to tackle A79. The pass to A88 is (a) complete for a 10-yard gain to the A-30 where A88 is tackled; (b) incomplete or intercepted. RULING: (a) The penalty is enforced at the end of the of run, which is the A-30; first and 10 for Team A at the A-45. (b) The penalty is enforced at the previous spot, first and 10 for Team A at the A-35. (Rule 9-1 Penalty) [Cited by 10-2-2-e-1, 7-3-12]