For the purposes of sections 303.01 to 303.25, inclusive, of the Revised Code, outdoor advertising shall be classified as a business use and be permitted in all districts zoned for industry, business, trade, or lands used for agricultural purposes.
Outdoor advertising classified as business use
Ohio Rev. Code Ann. § 303.20, under Chapter 303 | County Zoning; Renewal; Wind and Solar Generation Restrictions.
Ohio Rev. Code Ann. § 303.20