HB 483 Summary

• Expands Missouri's athletic commission authority to regulate professional and amateur mixed martial arts contests, adding them to existing oversight of boxing, wrestling, kickboxing, and full-contact karate

• Requires mixed martial arts promoters to obtain licenses and permits, with fees and a 5% tax on gross receipts from admission charges and broadcast rights deposited into the Athletic Fund

• Establishes mandatory medical suspensions up to 180 days for contestants who lose consciousness or suffer head/body injuries, with determinations made by licensed physicians

• Creates new section 317.017 prohibiting anyone under age 18 from participating in any professional or amateur event regulated by the division

• Requires promoters to submit written bout contracts with contestants containing specified terms including weight requirements, purse amounts, glove sizes, fees, and other consideration, with amendments due at least 2 hours before the event