§17-22-3. Certain outdoor advertising prohibited; when removal required.

Except as provided in this article, no outdoor advertising sign, display, or device shall be erected or maintained within six hundred and sixty feet of the nearest edge of and visible as to informative content from the right-of-way of any road within the state road system designated and classified for purposes of allocation of federal highway funds as part of the federal-aid interstate or primary systems: Provided, however, That no outdoor advertising sign, display or device lawfully in existence adjacent to the federal-aid interstate or primary systems on September 1, 1965, which does not conform to the requirements of this article, shall be required to be removed until July 1, 1970: Provided further, That no other sign, display, or device lawfully erected which does not conform to the requirements of this article shall be required to be removed until the end of the fifth year after such sign, display or devices becomes nonconforming.