20:81:01:04Prohibited contests.

The Commission will not approve the following: (1) A bout which is mismatched; (2) A bout between a professional contestant and an amateur contestant; (3) A bout in which more than two contestants appear in the ring or fenced area at the same time; (4) A bout in which members of the opposite sex compete against each other; (5) A bout in which one of the contestants is pregnant; (6) A bout in which no gloves are used by the contestants; (7) Any bar room type brawl, "so you think you are tough" type contest, roughneck type contest, "battle royale," or contest of similar character and nature; or (8) A contest to be held on a recognized federal or state holiday.

Source: 41 SDR 7, effective July 28, 2014.