(1) Except as provided in 20-9-516, the state board of land commissioners shall deposit the interest and income money for each fiscal year into the guarantee account, provided for in 20-9-622, by the last business day of February and June before the close of the fiscal year in which the money was received. Except as provided in subsection (2), money in the guarantee account must be used for state equalization aid.
(2) Any excess interest and income revenue deposited in the guarantee account in each fiscal year must be distributed in accordance with 20-9-622 (2).
(3) For purposes of this section, "excess interest and income revenue" means an annual amount in excess of $56 million.