Okla. Stat. tit. 19 § 167
The board of county commissioners of each county is hereby directed to purchase from the lowest bidder a surety contract or contracts in the form known as a "blanket bond" to cover all county officers, appointive officers, employees and reserve force deputy sheriffs in the manner hereinafter provided. No other bond shall be acceptable as surety for any elected or appointed officer or employee of this state in lieu of the blanket bond provided for herein unless the blanket bond is provided for as a specified item in an all risk insurance policy purchased by the county. For purposes of this act, a "blanket bond" is defined as a public employees' blanket position bond which covers all employees up to the penalty of the bond for each employee and the full penalty of the bond is always in force during its term and no restoration is necessary and there is no additional premium after a loss is paid. The district attorney shall bring an action on the blanket bond to recover any loss by the county which is covered by the bond. Reserve deputy sheriffs shall also be covered by workers' compensation insurance as provided in Section 1 et seq. of Title 85 of the Oklahoma Statutes.
Okla. Stat. tit. 19, § 167