In any county in this state where the indigent are cared for pursuant to Section 33 of this title, the overseers of the indigent shall make an account to the clerk of the board of county commissioners of the sums of money required by the indigent of their respective counties, within fifteen (15) days after such contract hereinbefore provided for shall have been made, which sums shall be paid quarterly out of the county treasury, upon the order of the board of county commissioners in the same manner as other claims against the county are paid.
Okla. Stat. tit. 56, § 51