RULE 14 - OBSTRUCTION 1 Attacking Team. Players of the attacking team are not to obstruct defending players from attempting to effect a touch. A player in possession must not run or otherwise move behind the referee or other players in the attacking team in an attempt to avoid a touch. Obstruction here is defined as a deliberate attempt by an attacking player to gain an unfair advantage by preventing a defending player from effecting a touch. RULING - A penalty awarded to the defending team at the mark where the infringement occurred. 2 Defending Team. Players in the defending team are not to obstruct or otherwise interfere with the attacking players supporting the player in possession.