The Municipality Infrastructure Aid Fund is created. The fund shall be administered by the Department of Economic Development and shall be used for the purposes of the Municipality Infrastructure Aid Act. The Municipality Infrastructure Aid Fund shall consist of money transferred by the Legislature and money that was recouped under the Municipality Infrastructure Aid Act. Any money in the fund available for investment shall be invested by the state investment officer pursuant to the Nebraska Capital Expansion Act and the Nebraska State Funds Investment Act. Investment earnings from investment of money in the fund shall be credited to the fund.