Ohio Rev. Code Ann. § 125.182
(A) An Ohio trade association that represents the majority of newspapers of general circulation as defined in section 7.12 of the Revised Code shall operate and maintain the official public notice web site. Not later than one hundred eighty days after the effective date of this section, in all cases in which a notice or advertisement is required by a section of the Revised Code or an administrative rule to be published in a newspaper of general circulation, or in a daily law journal as required by section 2701.09 of the Revised Code, the notice or advertisement also shall be posted on the official public notice web site by the publisher of the newspaper or journal. The operator of the official public notice web site shall: