(a) This section shall apply only within the police jurisdictions of the Town of Summerdale, the City of Gulf Shores, the City of Orange Beach, and the City of Foley in the unincorporated areas of Baldwin County.
(b)(1) Except as provided in subdivision (2), in the unincorporated areas of Baldwin County, the Town of Summerdale within its police jurisdiction, the City of Gulf Shores within its police jurisdiction, the City of Orange Beach within its police jurisdiction, and the City of Foley within its police jurisdiction may regulate and shall have exclusive zoning authority to regulate billboards within the police jurisdiction of each respective city or town along the Foley Beach Express, otherwise known as the Eastern Corridor.
(2) In the case of any area of Baldwin County covered by subdivision (1) which is also in a county zoning district or in an overlapping police jurisdiction, the most stringent regulation shall apply.
(3) This section is supplemental to Division 3, commencing with Section 23-1-270, of Article 9 of Chapter 1 of Title 23.