the Army, the United States Army judge advocate general, the chief of the Army Reserve, the United States Army provost marshal general, and the United States Army surgeon general. The chief of the National Guard Bureau was previously considered part of the Army Staff, but has been elevated to four-star rank and membership in the Joint Chiefs of Staff; the director of the Army National Guard and the director of the Air National Guard (both three-star positions) report to the chief, National Guard Bureau for strategy and policy, but receive funding and Service-specific guidance from their respective services, as they have different legal authorities. Army commands and Army service component commands Headquarters, United States Department of the Army (§ HQDA): Source: U.S. Army organization See also Department of the Air Force Department of the Navy National Guard Bureau Office of the Secretary of Defense Office of the Chief Legislative Liaison (United States Army) Title 32 of the Code of Federal Regulations Notes References Bibliography Army General Order NO. 2020-01: ASSIGNMENT OF FUNCTIONS AND RESPONSIBILITIES WITHIN HEADQUARTERS, DEPARTMENT OF THE ARMY, Accessed on 2021-01-22. Army Regulation 10–87, Army Commands, Army Service Component Commands, and Direct Reporting Units, Accessed on 2021-01-22. External links Army.mil Department of the Army in the Federal Register Understanding the Army's Structure 1947 establishments in the United States Army Department United States Department of Defense