Ohio Rev. Code § 5552.09: Regulations effective date.

Any access management regulations adopted under section 5552.02 of the Revised Code become effective on the thirty-first day following the date of their adoption unless otherwise indicated in the regulations. The board adopting the regulations shall publish notice of their adoption, and of their availability at the board's office, in at least one newspaper of general circulation in the county or township, as applicable, within ten days after their adoption. The board also shall provide a copy of the regulations to the department of transportation district deputy director for the district in which the county or township is located.