Okla. Stat. tit. 47, § 47-7-205: Form and amount of security

A. The security required under this chapter shall be in the

form and in the amount the Department of Public Safety requires, but

in no case in excess of minimum liability insurance limits.

B. Every depositor of security shall designate in writing every

person in whose name the deposit is made and may at any time change

the designation, but any single deposit of security shall be

applicable only on behalf of persons required to furnish security

because of the same accident.