Top 14 and Aviva Premiership both have promotion and relegation as well (to the Pro d2 in France and the Championship in England). Then there is a European Cup where the best from these leagues play each other (and two shite Italian sides to give to a more european feel I guess). Variations, signs, non-English. Should I know all the rules? What next? Who controls the rules of rugby? World Rugby, formerly known as "The International Rugby Board", controls rugby and how it's played. They control the "Laws of the Game - Rugby Union" These rules tell us how to play. Return to Select a topic. What are the basic rules?