There is hereby authorized to be created in any county of the first class not at the time having a charter form of government a special authority to be known as the “______ County Sports Complex Authority”, hereinafter referred to as the “authority”. Such authority shall be created by order of the county commission and certified copies of said order shall be filed in the offices of the governor and secretary of state. Upon the making of such order and the filing thereof as aforesaid, said authority shall be a body corporate and politic and a political subdivision of the state of Missouri.