Ohio Rev. Code Ann. § 306.353
This section applies only to a regional transit authority whose territory includes a county having a population of more than seven hundred fifty thousand but less than nine hundred thousand as of the most recent federal decennial census. A regional transit authority to which this section applies may levy a tax, in accordance with section 5739.023 of the Revised Code, in part for the specific purpose of funding the general construction or maintenance of roads or bridges related to the provision of service by the regional transit authority. If a regional transit authority levies such a tax, the authority shall enter into agreements with counties, municipal corporations, and townships located within the authority's territorial boundaries to fund such projects. Such agreements shall be entered into before the authority may spend any portion of the revenue from such a tax for general construction or maintenance of any roads or bridges. Such agreements are subject to all of the following: