Michigan Compiled Laws, Chapter 32. Military Establishment § 32.702

Sec. 302.(1) The governor shall appoint the adjutant general from among qualified federally recognized officers of the national guard. The adjutant general shall have served as an officer of field or general grade in the state military establishment for not less than 5 years before appointment and shall have federal recognition in the rank of colonel or higher and shall be capable of being federally recognized to the rank of brigadier general before appointment. The adjutant general shall serve at the pleasure of the governor, and unless sooner relieved, shall serve until the age designated for retirement for an active army or air force officer of like grade. The adjutant general shall receive pay and allowances equal to those of an active army or air force officer of like grade and service. Not later than 10 days after the appointment, the adjutant general shall file his or her constitutional oath of office with the secretary of state.

(2) Only 1 adjutant general appointed by the governor under this section in any 4-year period is eligible for retirement under section 306(2). 1