Haw. Rev. Stat. § 231-92: Cash-based businesses; injunction.

The special enforcement section, with the director of taxation's approval, may bring civil actions in the circuit court where the cash-based business is located to enjoin any unlawful act under title 14, including any administrative rule adopted thereunder, by a cash-based business. To the extent provided by statute, the special enforcement section may include in any action an assessment of a monetary fine.