Haw. Rev. Stat. § 105-11: State motor pool revolving fund.

(a) There shall be in the state treasury, a state motor pool revolving fund for acquisition, operation, repair, maintenance, storage, and disposal of state-owned vehicles assigned to the motor pool.

(b) All proceeds collected from motor pool rentals shall be deposited in the state motor pool revolving fund and be expended by the comptroller to carry out the purposes of this section.