; and (ii) in subparagraph (D)— (I) by striking major general, and inserting major general or ; and (II) by striking or, in the case of the Space Force, the equivalent grade, . (3) Eligibility for consideration for promotion: time-in-grade and other requirements Section 619(a) is amended by striking Marine Corps, or Space Force each place it appears and inserting or Marine Corps . (4) Authority to vacate promotions to grades of brigadier general and rear admiral (lower half) Section 625(b) is amended by striking Marine Corps, or Space Force and inserting or Marine Corps . (5) Special selection review board Section 628a is amended— (A) in subsection (a)(1)(A)— (i) by striking major general, and inserting major general or ; and (ii) by striking , or an equivalent grade in the Space Force ; (B) in subsection (e)(2), by adding at the end the following new sentence: However, in the case of an officer on the Space Force officer list, the provisions of sections 618, 20215, and 20216 of this title apply to the report and proceedings of a special selection review board convened under this section in the same manner as they apply to report and proceedings of a promotion board convened under section 20211 of this title. , and (C) in subsection (f)(1), by adding at the end the following new sentence: However, if the report of a special selection review board convened under this section recommends the sustainment of the recommendation for promotion to the next higher grade of an officer on the Space Force officer list who was referred to it for review under this section, and the President approves the report, the officer shall, as soon as practicable, be appointed to the grade in accordance with subsections (b) and (c) of section 20251 of this title. . (6) Retirement for years of service (A) Lieutenant colonels Section 633(a) is amended— (i) by inserting (1) before Except as ; (ii) by striking Regular Marine Corps, or Regular Space Force and inserting or Regular Marine Corps