Ohio Rev. Code Ann. § 145.64
(B) A contributor who has not received a refund of amounts deposited under section 145.62 or the version of division (C) of section 145.23 of the Revised Code as it existed immediately prior to April 6, 2007, may file an application with the public employees retirement system for a benefit under this section. Except as provided in section 145.62 of the Revised Code, the benefit shall consist of an annuity that shall be paid as described in division (B) of section 145.46 of the Revised Code. The application must be filed prior to receipt of an age and service retirement benefit from the retirement system or, in the case of a contributor under section 145.38 or 145.383 of the Revised Code, a benefit under section 145.384 of the Revised Code. A contributor who fails to file an application for a benefit under this section prior to receipt of an age and service retirement benefit or a benefit under section 145.384 of the Revised Code shall be eligible only for a refund under section 145.63 of the Revised Code.
(2) A contributor may receive a benefit under this section under a plan of payment other than a joint-life plan if one of the following is the case:
(3) If a member is subject to division (B)(2)(c) of this section and the board has received a copy of the order described in that division, the board shall accept the member's election of a plan of payment under this section only if the member complies with both of the following:
(C) An annuity shall be paid monthly and consist of an amount determined by the public employees retirement system or the actuarial equivalent of that amount paid as described in this section. Payments shall begin on whichever of the following applies:
(1) Except as provided in this division, the later of the effective date of the contributor's age and service retirement allowance or the first day of the month following the latest of:
(2) The later of the effective date of a benefit under section 145.384 of the Revised Code or the first day of the month following the latest of:
(E)
(F)
(1) Following a marriage or remarriage, both of the following apply: