Any elections for plan-to-plan transfers or rollovers are contingent upon completion and acceptance of all necessary forms and documents. The forms for this purpose shall be provided by OPERS and will have no effect until it is signed, filed, and accepted by OPERS. The Participant or the Beneficiary accepts and acknowledges that he or she has the burden for executing and filing the proper beneficiary designation form.
Okla. Admin. Code § 590:40-9-41