Sale and lease - back arrangements--Disposition of sale proceeds--Tax exemption

The board of county commissioners of any county may by resolution exercise all the powers conferred on the South Dakota Building Authority pursuant to and in the manner provided by §§ 5-12-15 , 5-12-19 and 5-12-42 to 5-12-45 , inclusive, with respect to the acquisition, lease, sale and lease - back of land, improvements, and capital equipment to be used for any lawful purpose, except that the proceeds of sale of any such facility are subject to §