The governing body of any city, county, or city and county may enact ordinances, including, but not limited to, land use or zoning ordinances, imposing restrictions on advertising displays adjacent to any street, road, or highway equal to or greater than those imposed by this chapter, if Section 5412 is complied with. No city, county, or city and county may allow an advertising display to be placed or maintained in violation of this chapter.
Ca. Bus. and Prof'l. Code § 5230