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.
Harry Slater (rugby league) whether; conversions, penalties, or drop-goals, scored 2-points, consequently prior to this date drop-goals were often not explicitly documented, therefore '0' drop-goals may indicate drop-goals not recorded, rather than no drop-goals scored. In addition, prior to the 1949–50 season, the archaic field-goal was also still a valid means of scoring points. Harry Slater (rugby league) Harry Slater (born ) was a rugby union, and professional rugby league footballer who played in the 1900s and 1910s. He played club level rugby union (RU) for Wakefield Balne Lane RFC (the team was runner-up in rugby union's Yorkshire Cup in both 1905 (against Harrogate