Ohio Rev. Code § 729.09
The clerk of the legislative authority shall deliver the objections received under section 729.08 of the Revised Code to the legislative authority of the municipal corporation. The legislative authority shall review the written objections and shall adopt an ordinance levying upon the lots and lands enumerated in the list of estimated assessments the amounts set forth on such list with such changes or corrections as the legislative authority shall determine to be proper after consideration of the written objections filed under section 729.08 of the Revised Code. Such ordinance shall state the number of annual installments, not exceeding ten, over which the assessments shall be payable and shall establish a period of time during which the assessments shall be payable in cash.
R.C. §729.09