16.3 RUCKING
(a) Players in a ruck must endeavour to stay on their feet.
Sanction: Penalty kick
(b) A player must not intentionally fall or kneel in a ruck. This is dangerous play.
Sanction: Penalty kick
(c) A player must not intentionally collapse a ruck. This is dangerous play.
Sanction: Penalty kick
(d) A player must not jump on top of a ruck.
Sanction: Penalty kick
(e) Players must have their heads and shoulders no lower than their hips.
Sanction: Free Kick
(f) A player rucking for the ball must not intentionally ruck players on the ground. A player rucking for the ball must try to step over players on the ground and must not intentionally step on them. A player rucking must do so near the ball.
Sanction: Penalty kick