Haw. Rev. Stat. § 87A-30
There is established outside the state treasury, a trust fund to be known as the "Hawaii Employer-Union Health Benefits Trust Fund". The fund shall consist of contributions, interest, income, dividends, refunds, rate credits, and other returns. It is hereby declared that any and all sums contributed or paid from any source to the fund created by this part, and all assets of the fund including any and all interest and earnings on the same, are and shall be held in trust by the board for the exclusive use and benefit of the employee-beneficiaries and dependent-beneficiaries and shall not be subject to appropriation for any other purpose whatsoever. The fund shall be under the control of the board and placed under the department of budget and finance for administrative purposes.
HRS § 87A-30