Mississippi Administrative Code
Title 2 - Agriculture and Commerce
Part 401 - Rules of the Mississippi Fair Commission
Subpart 2 - Administrative Rules
Chapter 04 - General Rules
Signs
Section 2-401-2-04-101

A sign, display or poster may be erected by a person or organization authorized by the Commission to be an exhibitor, vendor or building tenant on the Fairgrounds at his designated space or building during the subject event. Any person participating in a protest, demonstration or political speech on the Fairgrounds may carry a sign, display or poster no larger than nine sq. ft. in area in his hands or on his body during such activity. The Commission may operate its electronic sign at the High Street entrance to the Fairgrounds. Otherwise, no signs, displays or posters shall be allowed on the Fairgrounds.

Miss. Code Ann. § 69-5-3.