Air National Guard of the United States, 10,994. (4) For the Air Force Reserve, 6,882. 414. Maximum number of reserve personnel authorized to be on active duty for operational support During fiscal year 2024, the maximum number of members of the reserve components of the Armed Forces who may be serving at any time on full-time operational support duty under section 115(b) of title 10, United States Code, is the following: (1) The Army National Guard of the United States, 17,000. (2) The Army Reserve, 13,000. (3) The Navy Reserve, 6,200. (4) The Marine Corps Reserve, 3,000. (5) The Air National Guard of the United States, 16,000. (6) The Air Force Reserve, 14,000. C Authorization of Appropriations 421. Military personnel (a) Authorization of appropriations Funds are hereby authorized to be appropriated for fiscal year 2024 for the use of the Armed Forces and other activities and agencies of the Department of Defense for expenses, not otherwise provided for, for military personnel, as specified in the funding table in section 4401. (b) Construction of authorization The authorization of appropriations in subsection (a) supersedes any other authorization of appropriations (definite or indefinite) for such purpose for fiscal year 2024. V Military Personnel Policy Subtitle A—Officer Policy Sec. 501. Authorized strength: general and flag officers on active duty. Sec. 502. Extension of active duty term for Attending Physician at United States Capitol. Sec. 503. Updating authority to authorize promotion transfers between components of the same Armed Force or a different Armed Force. Sec. 504. Flexibility in determining terms of appointment for certain senior officer positions. Sec. 505. Realignment of Navy spot-promotion quotas. Sec. 506. Authority to increase the number of medical and dental officers recommended for promotion to certain grades. Sec. 507. Prohibition on appointment or nomination of certain officers who are subject to special selection review boards. Sec. 508. Effect of failure of selection for promotion.