Comparison of rugby league and rugby union 1 in league. A penalty goal is worth 3 points in union and 2 points in league. Use of a penalty box (or "sin bin") was introduced by rugby league in 1980. Rugby union had been experimenting with the same concept since 1979, although it was not formally sanctioned until 2001. Video referee technology was first used for rugby league in 1996 and for rugby union in 2001. In rugby league the ball may be thrown or knocked out of play deliberately, while in union those are penalty offences. Kicking the ball out of play is legal in both codes.
Rugby union in Scotland of the ten first-tier member nations of World Rugby. The governing body of the game in Scotland is the Scottish Rugby Union (SRU), who operate the Scottish national team. There is a long tradition of "football" games in Scotland, and many of these such as Jeddart Ball bear more resemblance to rugby than association football, since passing and carrying by hand play a large part in them. The Kirkwall Ba game still takes place, and involves scrummaging. Scottish soccer enthusiasts also cite these games as ancestral to their sport. There is evidence for schoolboys playing a "football" ball game in