Mississippi Code Title 33. Military Affairs § 33-13-15

(1) The Adjutant General shall appoint an officer of the state military forces as state judge advocate. To be eligible for appointment, an officer must have been a member of the bar of a federal court and of the Supreme Court of the State of Mississippi for at least five (5) years, and a member of the judge advocate general corps for at least five (5) years.

(2) The Adjutant General shall appoint judge advocates and legal officers upon recommendation of the state judge advocate. To be eligible for appointment, judge advocates or legal officers must be officers of the state military forces and members of the bar of a federal court and the Supreme Court of the State of Mississippi.

(3) The state judge advocate or his assistants shall make frequent inspections in the field in supervision of the administration of military justice.

(4) Convening authorities shall at all times communicate directly with their staff judge advocates or legal officers in matters relating to the administration of military justice; and the staff judge advocates or legal officers of any command are entitled to communicate directly with the staff judge advocates or legal officers of a superior or subordinate command, or with the state judge advocate.

(5) No person who has acted as a member, military judge, trial counsel or investigating officer, or who has been a witness for either the prosecution or defense in any case may later act as staff judge advocate or legal officer to any reviewing authority upon the same case.