Ohio Rev. Code Ann. § 4563.06

No airport zoning regulations shall be adopted, amended, or changed under sections 4563.01 to 4563.21, inclusive, of the Revised Code, except by action of the legislative body of the political subdivision, after a public hearing in relation thereto, at which parties in interest and citizens shall have an opportunity to be heard. At least thirty days notice of the hearing shall be published in a newspaper of general circulation in the political subdivision in which the airport hazard area to be zoned is located.