Cal. Bus. & Prof. Code § 18824
(a) Except as provided in Sections 18646 and 18832, every person who conducts a contest or wrestling exhibition shall, within 72 hours after the determination of every contest or wrestling exhibition that admission is charged and received, furnish to the commission the following:
(2) A fee of 5 percent, exclusive of any federal taxes paid thereon, of the amount paid for admission to the contest or wrestling exhibition, except that for any one contest, the fee shall not exceed the amount of two hundred thousand dollars ($200,000). The commission shall report to the Legislature on the fiscal impact of the two-hundred-thousand-dollar ($200,000) limit on fees collected by the commission for admissions revenues during its next sunset review.