Ohio Rev. Code Ann. § 149.431
(A) Except as provided in sections 9.833, 2744.081, and 3345.203 of the Revised Code, any governmental entity or agency and any nonprofit corporation or association, except a corporation organized pursuant to Chapter 1719. of the Revised Code prior to January 1, 1980 or organized pursuant to Chapter 3941. of the Revised Code, that enters into a contract or other agreement with the federal government, a unit of state government, or a political subdivision or taxing unit of this state for the provision of services shall keep accurate and complete financial records of any moneys expended in relation to the performance of the services pursuant to such contract or agreement according to generally accepted accounting principles. Such contract or agreement and such financial records shall be deemed to be public records as defined in division (A)(1) of section 149.43 of the Revised Code and are subject to the requirements of division (B) of that section, except that: