Okla. Admin. Code § 715:10-9-1
Upon the death of a member, who has not retired, the designated beneficiary on file with TRS prior to the member's death, or estate (if there is no designated beneficiary, or if the designated beneficiary predeceases the member) shall receive the member's total contributions, plus one hundred percent (100%) of all interest earned through the end of the fiscal year. Interest shall cease to accumulate with the payment of any portion of the member's contributions and interest to any beneficiary. Interest on death claims shall bear a rate equivalent to that of the actuarially assumed rate of return for the System as determined by the Board of Trustees from time to time, calculated according to the following schedule:
Amended at 17 Ok Reg 204, eff 9-8-99 (emergency)
Amended at 17 Ok Reg 3071, eff 7-13-00
Amended at 19 Ok Reg 2729, eff 7-11-02
Amended at 36 Ok Reg 1255, eff 8-11-19
Amended at 38 Ok Reg 1581, eff 8-26-21