Ohio Revised Code Title VII. Municipal Corporations § 718.13

(A) Any information gained as a result of returns, investigations, hearings, or verifications required or authorized by this chapter or by a charter or ordinance of a municipal corporation levying an income tax pursuant to this chapter is confidential, and no person shall access or disclose such information except in accordance with a proper judicial order or in connection with the performance of that person's official duties or the official business of the municipal corporation as authorized by this chapter or the charter or ordinance authorizing the levy. The tax administrator of the municipal corporation or a designee thereof may furnish copies of returns filed or otherwise received under this chapter and other related tax information to the internal revenue service, the tax commissioner, and tax administrators of other municipal corporations.

(B) This section does not prohibit a municipal corporation from publishing or disclosing statistics in a form that does not disclose information with respect to particular taxpayers.