Pub. L. 103-337, div. A, tit. XVI, subtit. E, sec. 1689
RIGHTS FOR OFFICERS WITH OVER THREE YEARS SERVICE.
SEC. 1689. RIGHTS FOR OFFICERS WITH OVER THREE YEARS SERVICE. A reserve officer of the Army, Navy, Air Force, or Marine Corps who was in an active status on the day before the effective date of this title and who was subject to placement of the reserve active-status list on the effective date of this title may not be discharged under section 14503 of title 10, United States Code, as added by this title, until on or after the day on which that officer completes three years of continuous service as a reserve commissioned officer.