Code of Alabama
Part 2 - Historic Districts.
Section 45-2-221.03 - Requirements for Historic District Designation.

Applicants shall meet requirements of subdivision (1) and one or more of the other following requirements in order to be considered for historic district designation:
(1) At least 60 percent of the district property owners, which shall also consist of at least 60 percent of the property, shall petition the Baldwin County Commission for a historic district designation.
(2) The buildings or district shall already be on the state and/or national register.
(3) The historic district shall contain buildings or sites of historic importance.
(4) The historic district shall contain buildings or sites with distinctive stylistic aesthetic or locational character which will likely be considered historical in the future.
(5) The historic district shall contain buildings or sites exhibiting particular skilled examples of craftsmanship and design which are or will likely be considered historical in nature.
(6) The historic district may have recommendations for designation by any federal, state, or other recognized survey of historic sites or structures.