(a) For unsold-property auctions held within the first two (2) years following the date of the tax-delinquent property auction, the reserve bid amount will be set at an amount equal to the taxes, penalty, interest, fees, and costs of the sale.
(b) For negotiated-price auctions, the reserve bid amount will be set at an amount the Commissioner of State Lands determines to be in the best interest of the state and local taxing units.