Pub. L. 87-649, tit. 37, ch. 17, sec. 904
Officers of Navy or Marine Corps promoted under chapter 545 of title 10: effective date of beginning of pay and allowances
§ 904. Officers of Navy or Marine Corps promoted under chapter 545 of title 10: effective date of beginning of pay and allowances (a) An officer who is promoted under any of sections 5751–5774 of title 10 is entitled to the pay and allowances of the grade to which promoted from the date of the occurrence of the vacancy that he was promoted to fill, if he is in one of the following categories— (1) male line officers of the Navy not restricted in the performance of duty; (2) male line officers of the Navy designated for engineering duty, aeronautical engineering duty, or special duty promoted to the grade of rear admiral; (3) male line officers of the Navy designated for engineering duty, aeronautical engineering duty, or special duty who are promoted to the grade of lieutenant commander to nil vacancies in the combined grades of lieutenant commander, commander, and captain and whose promotion was delayed because there were no vacancies for them at the time when they would otherwise have been eligible for promotion under section 5769(b) of title 10; (4) male line officers of the Navy designated for limited duty: (5) women line officers on the active list of the Navy promoted to the grade of commander or lieutenant commander; (6) male officers of the Marine Corps not restricted in the performance of duty; (7) male officers of the Marine Corps designated for supply duty promoted to the grade of brigadier general; (8) male officers of the Marine Corps designated for supply duty who are promoted to the grade of major to fill vacancies in the combined grades of major, lieutenant colonel, and colonel and whose promotion was delayed because there were no vacancies for them at the time when they would otherwise have been eligible for promotion under section 5769(b) of title 10; (9) male officers of the Marine Corps designated for limited duty; (10) women officers on the active list of the Marine Corps promoted to the grade of lieutenant colonel or major: or (11) staff corps officers of the Navy promoted to the grade of rear admiral. (b) A male line officer of the Navy designated for engineering duty, aeronautical engineering duty, or special duty, or a male officer of the Marine Corps designated for supply duty, if not in a category listed in subsection (a) of this section, is entitled, when promoted under any of sections 5751–5774 of title 10, to the pay and allowances of the grade to which promoted from the date on which he became eligible for promotion to that grade. 76 Stat. 488 (c) A woman line officer on the active list of the Navy promoted to the grade of lieutenant or a woman officer on the active list of the Marine Corps promoted to the grade of captain under any of sections 5751–5774 of title 10 is entitled to the pay and allowances of the grade to which promoted from July 1 following the date on which the President approved the report of the selection board that recommended her for promotion. (d) Except as provided by subsection (e) of this section, a male staff corps officer or a woman staff corps officer who is promoted to a grade below rear admiral under any of sections 5751–5774 of title 10 is entitled to the pay and allowances of the grade to which promoted from the date on which his running mate in that grade became eligible for promotion to that grade. (e) An officer in the Nurse Corps who is promoted to the grade of captain or commander under any of sections 5751–5774 of title 10 is entitled to the pay and allowances of the grade to which promoted from— (1) the date of the occurrence of the vacancy that he was promoted to fill; or (2) the date on which the President approved the report of the selection board that recommended him for promotion; whichever is later.