7-8-2305. Deed of conveyance -- reservation of mineral royalty. (1) Subject to the provisions of subsection (2), upon payment of the purchase price in full, together with all interest that may become due on any installment or deferred payments, the presiding officer of the board of county commissioners shall execute a deed attested to by the county clerk to the purchaser or the purchaser's assigns or other instruments that are sufficient to convey all of the title of the county in and to the property sold.

(2) The county may in the discretion of the board reserve not to exceed 6 1/4% royalty interest in the oil, gas, other hydrocarbons, and minerals produced from the land.