The board shall establish all regulations necessary to provide for the administration and remittance of such fees. The regulations may prescribe the time for payment of the fee, and may provide for the imposition of a penalty or interest, or both, for late remittances, provided that the penalty does not exceed ten per cent of the amount of fee due, and the rate at which interest accrues does not exceed the rate per annum prescribed pursuant to section 5703.47 of the Revised Code. The regulations shall provide, after deducting the real and actual costs of administering the fee, that the revenue be used exclusively for fostering and developing tourism within the tourism development district.
R.C. § 503.56