(1) The mineral well regulatory fund is created within the state treasury.

    (2) The state treasurer may receive money or other assets from any source for deposit into the fund. The state treasurer shall direct the investment of the fund. The state treasurer shall credit to the fund interest and earnings from fund investments.

    (3) Money in the fund at the close of the fiscal year shall remain in the fund and shall not lapse to the general fund.

    (4) The department shall expend money from the fund, upon appropriation, only to implement and enforce this part.