A prior section 6116, act Aug. 10, 1956, ch. 1041, 70A Stat. 382, provided that in computing length of service, no officer of the Navy or Marine Corps could be credited with service as a midshipman at the Naval Academy or as a cadet at the Military Academy, if he was appointed as a midshipman or cadet after Mar. 4, 1913. See section 971 of this title, prior to repeal by Pub. L. 90–235, § 6(a)(2), Jan. 2, 1968, 81 Stat. 761.

Provisions similar to those in this section were contained in section 2524 of Title 50, War and National Defense, prior to repeal by Pub. L. 119–60, § 3111(b)(1).