Fair catch the ball touches the ground. A fair catch may be followed by a snap or a type of free kick — the fair catch kick — at his team's choice, and an expired playing period may be extended if the free kick is chosen. The NCAA abolished the fair catch from its version of American football in 1950, but restored it in 1951, minus the option of kicking from the mark of the catch, which is retained in rules of the National Federation of State High School Associations and the National Football League. If the kicking team commits kick catching
Comparison of American football and rugby union the only competition between national teams is the IFAF World Championship, which is not considered a major event when compared to the Olympic Games, FIFA World Cup and the Rugby World Cup. The dimensions of an American football field are measured in United States customary units (essentially the same as British Imperial units). Rugby union originally marked and quoted its measurements in Imperial but converted to Metric units in 1977. When these conversions were made the measurements were generally adjusted to the closest round-number measurement in the metric system. Although both codes are played on similar sized rectangular fields, the