Rule: 9-3-2
Interfering for or Helping the Ball Carrier or Passer
ARTICLE 2. a. The ball carrier or passer may use his hand or arm to ward off or push opponents.
b. The ball carrier shall not grasp a teammate; and no other player of his team shall grasp, pull, or lift him to assist him in forward progress. (A.R. 9.3.2.I)
c. Teammates of the ball carrier or passer may interfere for him by blocking but shall not use interlocked interference by grasping or encircling one another in any manner while contacting an opponent.
PENALTY—Five yards [S44].