Ohio Rev. Code Ann. § 715.70
(A) This section and section 715.71 of the Revised Code apply only to:
(B)
(C)
(1) After the legislative authority of a municipal corporation and the board of township trustees have adopted an ordinance and resolution approving a contract to create a joint economic development district pursuant to this section, and after a contract has been signed, the municipal corporations and townships shall jointly file a petition with the legislative authority of each county within which a party to the contract is located.
(a) The petition shall contain all of the following:
(b) The following documents shall be filed with the petition:
(D)
(4) Upon the creation of a district under this section or section 715.71 of the Revised Code, one of the contracting parties shall file a copy of the following with the director of development:
(F) The contract shall enumerate the specific powers, duties, and functions of the board of directors of a district, and the contract shall provide for the determination of procedures that are to govern the board of directors. The contract may grant to the board the power to adopt a resolution to levy an income tax within the district. The income tax shall be used for the purposes of the district and for the purposes of the contracting municipal corporations and townships pursuant to the contract. The income tax may be levied in the district based on income earned by persons working or residing within the district and based on the net profits of businesses located in the district. The income tax shall follow the provisions of Chapter 718. of the Revised Code, except that a vote shall be required by the electors residing in the district to approve the rate of income tax. If no electors reside within the district, then division (F)(4) of this section applies. The rate of the income tax shall be no higher than the highest rate being levied by a municipal corporation that is a party to the contract.
(6)