Ohio Rev. Code § 5502.36: Judicial notice.

All courts shall take judicial notice of plans, ordinances, resolutions, rules, or orders adopted pursuant to sections 5502.21 to 5502.51 of the Revised Code.

Such a plan, ordinance, resolution, rule, or order may be read in evidence, at any time, from a copy thereof, if there is contained on the same page or in the same publication in which the copy is contained a printed certificate of the secretary of state or of the clerk of the political subdivision that the copy is a correct transcript of the text of the original.