California CodesBusiness and Professions Code - BPCDivision 8 — Special Business RegulationsChapter 2 — Boxing, Wrestling, and Martial ArtsArticle 2 — General ProvisionsSection 18625

(a) As described in the specific provisions of the act, whether referring to a professional or amateur contest or match, the terms “contest” and “match” are synonymous, may be used interchangeably, include boxing, kickboxing, and martial arts exhibitions, and mean a fight, prizefight, boxing contest, pugilistic contest, kickboxing contest, martial arts contest, or sparring match, between two or more persons, where full contact is used or intended that may result or is intended to result in physical harm to the opponent.

(b)(1) An amateur contest or match includes a contest or match where full contact is used, even if unintentionally.

(2) An amateur contest or match does not include light contact karate, tae kwon do, judo, or any other light contact martial arts as approved by the commission and recognized by the International Olympic Committee as an Olympic sport.