Mississippi Administrative Code
Title 28 - Ports and Airports
Part 301 - Operations and Procedures Manual of the Mississippi State Port Authority at Gulfport
Chapter 16 - Sign Approval & Placement
Rule 28-301-16.4 - Conflict between Authorities

In the event of a conflict between the City of Gulfport Comprehensive Sign Ordinance and this procedure, the policies of the City of Gulfport shall prevail. In all cases where the City of Gulfport must issue a permit for a sign to be placed on property of the Mississippi State Port Authority at Gulfport, the applicants shall submit application to the City of Gulfport independently from the application submitted to the Port Authority. It shall be the applicant's sole responsibility to determine if a City permit is required.

Mississippi Code §§ 59-1-1, 59-1-9 and 59-5-21