Okla. Stat. tit. 47, § 47-2-306.2: Unpaid accumulated contributions - Payment to

beneficiary or next of kin.

In the event the total retirement payments made to the member

and his joint annuitant, if any, are less than the member's

accumulated contributions, the difference shall be paid to the

member's designated beneficiary or if no designated beneficiary

survives, then to the member's nearest surviving next of kin as

determined by law.