Except as to administrative expenditures, and except as otherwise provided by law, expenditures from trust funds may be made by any department or establishment without appropriation or allotment; provided that no expenditure shall be made from and no obligation shall be incurred against any trust fund in excess of the amount standing to the credit of the fund or for any purpose for which the fund may not lawfully be expended.
Nothing in sections 37-31 to 37-41 shall require any trust fund established pursuant to law be reappropriated annually.
HRS § 37-40