Ohio Rev. Code Ann. § 306.09
(C) The proceedings authorizing issuance of revenue bonds pursuant to division (B) of this section may contain provisions that shall be a part of the contract with the bondholders as to:
(9) Other provisions that are customary or appropriate in an agreement or indenture of such type, including but not limited to:
(D) Any holder of bonds issued pursuant to division (B) of this section or a trustee under a trust agreement or indenture of mortgage entered into pursuant to division (C)(6) of this section, except to the extent that their rights are restricted by the bond proceedings or the terms of the bonds, may by any suitable form of legal proceedings, protect and enforce any rights under the laws of this state or granted by the bond proceedings. Such rights include the right: