Page:United States Statutes at Large Volume 70A.djvu/407

349 349 male officers of the Marine Corps designated for limited duty that may be recommended for promotion to the next higher grade. This number, determined by the Secretary as of the date the board is convened, is equal to the number of vacancies existing among such officers in the higher grade, plus the number of additional vacancies estimated for the next 12 months, minus the number of such officers on the promotion list for that grade. § 5758. Regular Navy; male line officers designated for engineering duty, aeronautical engineering duty, and special duty: numbers that may be recommended (a) The Secretary of the Navy shall furnish the appropriate selection board convened under chapter 543 of this title with the numbers of officers of the Navy designated for engineering duty, aeronautical engineering duty, and special duty that may be recommended for promotion to the grade of rear admiral. He shall determine these numbers as of the date the selection board is convened. The total of these numbers is equal to the number of vacancies existing in the grade of rear admiral for officers restricted in the performance of duty, plus the number of additional vacancies estimated for the next 12 months, minus the number of such officers on the promotion list. Within the total the Secretary may allocate such numbers to any of the named categories as he considers necessary to meet the needs of the service. (b) The Secretary shall furnish the appropriate selection board, convened under chapter 543 of this title to reconunend officers for promotion to a grade below rear admiral, with the numbers of— (1) male officers designated for engineering d u t y; (2) male officers designated for aeronautical engineering duty; and (3) male officers designated for special duty; that may be recommended for promotion to the grade concerned. H e shall determine these numbers, based upon the needs of the service, as of the date the selection board is convened. The number for each designation— (1) may not exceed the total number of male officers of that designation in the promotion zone; and (2) may not be less than the product of the number of officers of that designation in the promotion zone and a fraction, of which the numerator is the number of male line officers, not restricted in the performance of duty, in the same grade, that may be recommended for promotion in that fiscal year, and the denominator is the number of male line officers, not restricted in the performance of duty, in the promotion zone for the grade concerned in that year. § 5759. Regular Marine Corps; male officers designated for supply duty: numbers that may be recommended (a) The Secretary of the Navy shall furnish the appropriate selection board convened under chapter 543 of this title with the number of officers of the Marine Corps designated for supply duty that may be recommended for promotion to the grade of brigadier general. This number, determined by the Secretary as of the date the selection board is convened, is equal to the number of vacancies existing in the grade of brigadier general for officers designated for supply duty, plus

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