Okla. Stat. tit. 2, § 120
Prior to the expenditure or the contracting for the expenditure, of a sum in excess of Five Hundred Dollars ($500.00) the county fair board shall present a notice of intent to the board of county commissioners setting forth the expected sum to be expended, the reason for expending the said sum of money and the anticipated amount of said expenditure, and secure from said board of county commissioners consent for such expenditure. Provided further, that nothing herein shall be construed to authorize the fair board to purchase materials, services or equipment except in compliance with the requirements of the law otherwise governing such purchases.
Laws 1963, c. 172, § 2, emerg. eff. June 6, 1963.