Option A. Joint and one-half to joint annuitant survivor. A reduced retirement benefit is payable to the retiree during his or her lifetime with one-half (1/2) of that amount continued to the joint annuitant during such joint annuitant's remaining lifetime, if any, after the death of the retiree. If the named joint annuitant dies at any time after the member's retirement date, but before the death of the retiree, the retiree shall return to the unreduced retirement benefit, including any postretirement benefit increases, the member would have received had the member not selected Option A. The benefit shall be determined at the date of death of the named joint annuitant. This increase shall become effective the first day of the month following the date of death of the named joint annuitant, and shall be payable for the retiree's remaining lifetime. The retiree shall notify the Uniform Retirement System for Justices and Judges of the death of the named joint annuitant in writing. In the absence of the written notice being filed by the member notifying the Uniform Retirement System for Justices and Judges of the death of the named joint annuitant within six (6) months of the date of death, nothing in this subsection shall require the Uniform Retirement System for Justices and Judges to pay more than six (6) months of retrospective benefits increase.
Option B. Joint and survivor. A reduced retirement benefit is payable to the retiree during his or her lifetime with that amount continued to the joint annuitant during the joint annuitant's remaining lifetime, if any, after the death of the retiree. If the named joint annuitant dies at any time after the member's retirement date, but before the death of the retiree, the retiree shall return to the unreduced retirement benefit, including any postretirement benefit increases, the member would have received had the member not selected Option B. The benefit shall be determined at the date of death of the named joint annuitant. This increase shall become effective the first day of the month following the date of death of the named joint annuitant, and shall be payable for the retiree's remaining lifetime. The retiree shall notify the Uniform Retirement System for Justices and Judges of the death of the named joint annuitant in writing. In the absence of such written notice being filed by the member notifying the Uniform Retirement System for Justices and Judges of the death of the named joint annuitant within six (6) months of the date of death, nothing in this subsection shall require the Uniform Retirement System for Justices and Judges to pay more than six (6) months of retrospective benefits increase.
Okla. Stat. tit. 20, § 1102C