New NRL referees boss Bernard Sutton has vowed to maintain the rage and crackdown on errant play-the-balls right throughout 2018 despite an anticipated influx of both ruck and offside penalties across the first month of the Telstra Premiership. Other key changes in 2018 will see defenders allowed to strip the ball if they are the only player involved in a tackle at the time, increased use of the shot clock and the sin bin used in instances of foul play that aren't deemed worthy of a send of