(a) General Rule.—
Unless retired or separated earlier, each regular commissioned officer of the Army, Navy, Air Force, Marine Corps, or Space Force serving in a general or flag officer grade shall be retired on the first day of the month following the month in which the officer becomes 64 years of age.
(b) Exception for Officers Serving in O–9 and O–10 Positions.—In the case of an officer serving in a position that carries a grade above major general or rear admiral, the retirement under subsection (a) of that officer may be deferred—
(c) Deferred Retirement of Chaplains.—
(Added Pub. L. 109–364, div. A, title V, § 502(a), Oct. 17, 2006, 120 Stat. 2176; amended Pub. L. 114–92, div. A, title V, § 504(a), (b)(1), Nov. 25, 2015, 129 Stat. 807; Pub. L. 116–92, div. A, title V, § 508, Dec. 20, 2019, 133 Stat. 1346; Pub. L. 116–283, div. A, title IX, § 924(b)(3)(V), Jan. 1, 2021, 134 Stat. 3821.)