Rule 9 – Section 3 – Article 6 – Blocking in the Back
A block in the back (other than against the ball carrier) is illegal. (A.R. 9-3-3:I, VII and IX) (A.R. 10-2-2:XII)
Exceptions:
- When an eligible player behind the neutral zone pushes an opponent in the back above the waist to get to a forward pass (Rule 9-1-5 Exception 4).