Mar. 3, 1931, ch. 436, 46 Stat. 1508.
June 22, 1942, ch. 435, § 6, 56 Stat. 380; Dec. 22, 1942, ch. 806, § 6, 56 Stat. 1077; July 7, 1976, Pub. L. 94–344, § 1(18), 90 Stat. 812.
“(C) individuals in uniform should give the military salute at the first note of the anthem and maintain that position until the last note; and”.