Ohio Rev. Code § 5709.915
The amendment by this act of section 5709.91 of the Revised Code applies to any proceedings commenced or instruments recorded after the amendment's effective date, and, so far as the amendment supports the actions taken, also applies to proceedings that on its effective date are pending, in progress, or completed, or instruments that have previously been recorded, notwithstanding the applicable law previously in effect or any provision to the contrary in a prior resolution, ordinance, order, advertisement, notice, instrument, or other proceeding. Any proceedings pending or in progress on the effective date of the amendment shall be deemed to have been taken in conformity with the amendment.
The authority provided in the amendment by this act of section 5709.91 of the Revised Code provides additional and supplemental provisions for the subject matter that may also be the subject of other laws, and is supplemental to and not in derogation of any similar authority provided by, derived from, or implied by the Ohio Constitution, or any other law, including laws amended by this act, or any charter, order, resolution, or ordinance, and no inference shall be drawn to negate the authority thereunder by reason of express provisions contained in the amendment by this act of section 5709.91 of the Revised Code.
R.C. §5709.915