Ohio Rev. Code Ann. § 5748.02
(A) The board of education of any school district, except a joint vocational school district, may declare, by resolution, the necessity of raising annually a specified amount of money for school district purposes. The resolution shall specify whether the income that is to be subject to the tax is taxable income of individuals and estates as defined in divisions (E)(1)(a) and (2) of section 5748.01 of the Revised Code or taxable income of individuals as defined in division (E)(1)(b) of that section. A copy of the resolution shall be certified to the tax commissioner no later than one hundred days prior to the date of the election at which the board intends to propose a levy under this section. Upon receipt of the copy of the resolution, the tax commissioner shall estimate both of the following:
(B)
(E)