Haw. Rev. Stat. § 36-5: Responsibility for drafts on treasury.

Except as otherwise provided, the head of each department shall be responsible for the correctness of all drafts or orders drawn by him upon the treasury, in pursuance of appropriations, and for the proper disbursements of all appropriations for his department. The responsibility of the director of finance, in these cases, shall be limited to the payment of the aggregate amount of appropriations made by the legislature.