Section 36-9-107 - Terms of payment(a) The terms of payment for school and state lands shall be as follows: not less than twenty-five percent (25%) of the purchase price in cash on day of sale, the balance is not to exceed thirty (30) equal annual payments figured on the amortization plan, which shall include interest on the deferred part of the payments at a rate of interest established by the board in accordance with current interests rates. The interest rate on all amounts not paid when due shall be established by the board in accordance with current lending practices. The purchaser may pay in full at the time of the sale or payment of any installment may be made at any time if accrued interest is paid to the time of payment. (b) When school or state lands are sold under an installment contract the state shall insert a provision that the vendee shall pay the taxes upon the fair value of the lands sold from the date of the contract. The provision is binding upon the vendee. The installment contract shall be recorded in the county wherein the lands are situated by the vendee within thirty (30) days following its execution.