Ohio Rev. Code Ann. § 145.2913
(B) A member of the public employees retirement system who has contributions on deposit with, but is no longer contributing to, a uniform retirement system shall, in computing years of service, be given full credit for transferred service credit if a transfer to the public employees retirement system is made under this division. At the request of a member a transfer shall be made if all of the following conditions are met:
(3) For each year of service, the uniform system transfers to the public employees retirement system the sum of the following:
(C) A member of the public employees retirement system with at least eighteen months of contributing service credit with the public employees retirement system who has received a refund of contributions to a uniform retirement system shall, in computing years of service, be given full credit for transferred service credit if all of the following conditions are met:
(3) For each year of service, the public employees retirement system receives the sum of the following:
(I) The public employees retirement system shall withdraw the credit and refund all amounts paid or transferred under this section if either of the following occurs: