No member of the board shall during the term of his office or thereafter, be required to defend any action for damages in any of the courts of this state where it is shown that said damage followed or resulted from any of the official acts of said board in the performance of its powers, duties or authority as set forth in this chapter. Any such action filed shall upon motion be dismissed, at the cost of the plaintiff, with prejudice.
Miss. Code § 73-9-51