10 U.S.C. § 12204
- (a)No person may be appointed as a Reserve in a commissioned grade above major or lieutenant commander, unless—
- (1)he was formerly a commissioned officer of an armed force; or
- (2)such an appointment is recommended by a board of officers convened by the Secretary concerned.
- (b)This section does not apply to adjutants general and assistant adjutants general of the several States, Puerto Rico, and the District of Columbia.