The state employee legacy pension stabilization reserve trust is created. The state employee legacy pension stabilization reserve trust fund shall be established and funded through appropriations made in the general appropriations act from time to time for such purpose. The trust and the funds therein shall be administered by the department of the treasury. The trust fund shall be an irrevocable trust exclusively for the benefit of state employees who are members of the legacy plan. The assets of the trust fund shall be preserved, invested, and expended solely pursuant to and for the purposes of this part and shall not be loaned or otherwise transferred or used for any other purpose. It shall be impossible, at any time prior to the satisfaction of all liabilities with respect to state employees and their beneficiaries under the legacy pension plan and this trust, for any part of the corpus or income of the trust to be used or diverted for purposes other than for the exclusive benefit of the state employees or their beneficiaries. The attorney general and reporter shall approve the terms of the trust instrument.