American Football Rules IFAF Approved Ruling 7-3-6:I-II

1. Two opposing players receive a legal forward pass while both are off the ground, and both players return to the ground inbounds at the same time. RULING: Simultaneous catch; the ball is awarded to the passing team (Rule 2-4-4).  [Cited by 2-4-4, 7-3-6]
2. Two opposing players receive a ball while both are off the ground, and one player returns to the ground inbounds before the other. RULING: No simultaneous catch. The legal forward pass is completed or intercepted by the player who first returned to the ground (Rule 2-4-4). [Cited by 2-4-4, 7-3-6]