Haw. Rev. Stat. § 248-10
The department of land and natural resources shall deposit to the credit of the state highway fund created by section 248-8, all income received from the rental or lease of real property which has been acquired for highway purposes and paid for out of the state highway fund. Moneys thus deposited are hereby appropriated and may be expended by the department of transportation in accordance with section 248-9.
The department of transportation shall reimburse the department of land and natural resources, from the state highway fund, for all expenditures involved in the collection of such rental income and of the management and maintenance of such property. Such reimbursements shall be deposited in the general fund.
Nothing in this section shall be construed to amend or restrict the funds to be expended under any other law appropriating or authorizing the expenditure of other moneys by the department of transportation.
HRS § 248-10