A board convened under section 251 of this title shall consist of five or more officers on the active duty promotion list who are serving in or above the grade to which the board may recommend officers for promotion. No officer may be a member of two successive boards convened to consider officers of the same grade for promotion.

(Added Pub. L. 88–130, §1(10)(C), Sept. 24, 1963, 77 Stat. 179.)