(1) The governor shall appoint all officers of the militia.
(2) Officers must be citizens of the United States.
(3) Before a person can be appointed an officer by the governor, the person must be examined and adjudged qualified to be an officer by an examining board. The composition, appointment, and examination procedure of the board and the nature and scope of examinations must be prescribed by federal law or regulation or state regulations.
(4) Each officer shall hold office under the appointment until the officer is regularly appointed to another grade or office or until the officer is regularly retired, discharged, dismissed, or placed in the reserve.