Ohio Rev. Code Ann. § 145.384
(A) As used in this section, "PERS retirant" means a PERS retirant who is not subject to division (C) of section 145.38 of the Revised Code. For purposes of this section, "PERS retirant" also includes both of the following:
(B)
(2) A benefit under this section shall consist of an annuity having a reserve equal to the amount of the retirant's accumulated contributions for the period of employment, other than the contributions excluded pursuant to division (B)(4)(a) or (b) of section 145.38 of the Revised Code, and an amount of the employer's contributions determined by the board.
(b) A PERS retirant or other system retirant who is not subject to division (B)(2)(a) of this section shall elect either to receive the benefit as a monthly annuity or a lump sum payment discounted to the present value using a rate of interest determined by the board. A retirant who elects to receive a monthly annuity shall select one of the following as the plan of payment:
(C)
(E) A benefit payable under division (B)(2) of this section shall commence on the latest of the following:
(F)
(G) A PERS retirant or other system retirant employed under section 145.38, 145.383, or 145.385 of the Revised Code may designate one or more persons as beneficiary to receive any benefits payable under division (B)(2)(b) of this section due to death. The designation shall be in writing duly executed on a form provided by the public employees retirement board, signed by the PERS retirant or other system retirant, and filed with the board prior to death. The last designation of a beneficiary revokes all previous designations. The PERS retirant's or other system retirant's marriage, divorce, marriage dissolution, legal separation, withdrawal of account, birth of a child, or adoption of a child revokes all previous designations. If there is no designated beneficiary or the beneficiary is not located within ninety days, the beneficiary shall be determined in the following order of precedence:
(H)
(1) A PERS retirant or other system retirant who applies under division (B)(1) of this section for payment of the retirant's contributions and is unmarried or is married and, unless the board has waived the requirement of spousal consent, includes with the application a statement of the spouse's consent to the payment, shall be paid the contributions made under section 145.38 or 145.383 of the Revised Code or, in the case of a retirant described in division (A)(2) of this section, section 145.47 of the Revised Code, plus interest as provided in section 145.471 of the Revised Code, if the following conditions are met: