110 STAT. 2516 PUBLIC LAW 104-201—SEPT. 23, 1996 months within the 24 months following the first day of the active duty to which ordered under that subsection. "(f) WAIVER FOR PERIODS OF WAR OR NATIONAL EMERGENCY. — Subsections (d) and (e) do not apply in time of war or of national emergency declared by Congress or the President. §689. Retired members: grade in which ordered to active duty and upon release from active duty "(a) GENERAL RULE FOR GRADE IN WHICH ORDERED TO ACTIVE DUTY.— Except as provided in subsections (b) and (c), a retired member ordered to active duty under section 688 of this title shall be ordered to active duty in the member's retired grade. " (b) MEMBERS RETIRED IN 0-9 AND O-IO GRADES. —^A retired member ordered to active duty under section 688 of this title whose retired grade is above the grade of major general or rear admiral shall be ordered to active duty in the highest permanent grade held by such member while serving on active duty. " (c) MEMBERS WHO PREVIOUSLY SERVED IN GRADE HIGHER THAN RETIRED GRADE. —(1) A retired member ordered to active duty under section 688 of this title who has previously served on active duty satisfactorily, as determined by the Secretary of the military department concerned, in a grade higher than that member's retired grade may be ordered to active duty in the highest grade in which the member had so served satisfactorily, except that such a member may not be so ordered to active duty in a grade above major general or rear admiral. "(2) A retired member ordered to active duty in a grade that is higher than the member's retired grade pursuant to subsection (a) shall be treated for purposes of section 690 of this title as if the member was promoted to that higher grade while on that tour of active duty. "(3) If, upon being released from that tour of active duty, such a retired member has served on active duty satisfactorily, as determined by the Secretary concerned, for not less than a total of 36 months in a grade that is a higher grade than the member's retired grade, the member is entitled to placement on the retired list in that grade. "(d) GRADE UPON RELEASE FROM ACTIVE DUTY.— ^A member ordered to active duty under section 688 of this title who, while on active duty, is promoted to a grade that is higher than that member's retired grade is entitled, upon that member's release from that tour of active duty, to placement on the retired list in the highest grade in which the member served on active duty satisfactorily, as determined by the Secretary of the military department concerned, for not less thsin six months. §690. Retired members ordered to active duty: limitation on number "(a) GENERAL AND FLAG OFFICERS. —Not more than 15 retired general officers of the Army, Air Force, or Marine Corps, and not more than 15 retired flag officers of the Navy, may be on active duty at any one time. For the purposes of this subsection a retired officer ordered to active duty for a period of 60 days or less is not counted. "(b) LIMITATION BY SERVICE.— (1) Not more than 25 officers of any one armed force may be serving on active duty concurrently
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