Miss. Code Ann. § 55-3-105

Upon the closure of any state park or parks, no person shall go or enter upon the premises thereof except with the permission or approval of said Governor. Any other person going or entering upon said premises shall be a trespasser and guilty of a misdemeanor under the laws of the State of Mississippi and, upon conviction thereof, shall be fined not more than five hundred dollars ($500.00) or imprisoned in the county jail for not more than thirty (30) days, or both so fined and imprisoned.