This yr’s Six Nations will undertake the 20-minute purple playing cards that had been trialled throughout the autumn.
For the primary time within the Championship, gamers despatched off for technical offences could be changed by a team-mate after 20 minutes have elapsed in an initiative design to punish gamers and never groups.
Nonetheless, referees can nonetheless award full and everlasting purple playing cards for deliberate and harmful acts of foul play.
After its success debut throughout the Autumn Nations Collection, referees will proceed to elucidate any essential choices inside video games to spectators by a microphone.
To hurry up the sport, kickers have 60 seconds after a strive has been scored to take conversions, whereas scrums and line-outs should be shaped inside 30 seconds.
A world regulation trial designed to guard scrum-halves on the base of rucks, mauls and scrums will even come into impact for the Six Nations.
The Six Nations begins with Wales’ journey to France on Friday, January 31. Scotland host Italy and England journey to Eire on the next day.