Helmet and Face Mask Fouls
ARTICLE 8. a. No player shall continuously contact an opponent’s face, helmet (including the face mask) or neck with hand(s) or arm(s) (Exception: By or against the runner). [S26]
b. No player shall grasp and then twist, turn or pull the face mask, chin strap
or any helmet opening of an opponent. It is not a foul if the face mask, chin strap or helmet opening is not grasped and then twisted, turned or pulled. When in question, it is a foul.