Miss. Code Ann. § 65-1-509

Any employee of a contiguous state which enters into an interstate agreement under the authority of Sections 65-1-501 through 65-1-513 shall not become an employee of this state or of the Mississippi Transportation Commission, and shall not be compensated by this state or be entitled to any employment benefits either directly or indirectly from this state or the Mississippi Transportation Commission. The State of Mississippi or the Mississippi Transportation Commission or its officers, agents or employees shall not be subject to civil or criminal liability for the actions or inactions of such person.