If the tax books have been delivered to the county treasurer for collection of the taxes before the determination of the appeal by the Tax Equalization and Review Commission, then the county treasurer shall, upon receipt of the certified final decision of the commission, distribute or return to the taxpayers in accordance with such decision the appropriate amount of taxes paid and held pursuant to section 77-1606 and, if necessary, correct the tax rolls in his or her office to conform to such decision unless a further appeal is taken, in which case the county treasurer shall hold the taxes until the final determination of the appeal and thereupon distribute or return the same in conformity to such decision and, if necessary, correct the tax rolls.