Okla. Stat. tit. 57, § 57-58.3: Sentence and fine or cost credits for prisoner labor

Prisoners employed as provided herein shall be given a credit of

two (2) days on a jail sentence for each day worked, and a credit of

Fifty Dollars ($50.00) per day upon the payment of a fine or court

cost, if sentenced for nonpayment of a fine or court cost. The

sheriff shall be authorized to order the credit be given to the

prisoner on the records of the court where the conviction of the

prisoner is filed.