Ohio Rev. Code § 2746.10
If with respect to the filing of any civil action or proceeding or of a responsive action by a defendant in any court of record, a party qualifies as an indigent litigant as set forth in section 2323.311 of the Revised Code, the clerk of the court shall receive and file the civil action or proceeding or the defendant's responsive action and the court shall waive any advance deposit or security for filing of the civil action or proceeding or the defendant's responsive action, any payment in advance for any taxable costs, including fees for publication or service of process by other means, and any payment in advance of any fee required in connection with prosecuting or advancing the civil action or proceeding or the defendant's responsive action.
R.C. § 2746.10