Section 853t, act June 3, 1948, ch. 390, § 23, as added Pub. L. 87–233, § 1(h) , Sept. 14, 1961 , 75 Stat. 506 , related to original appointments. See section 3021 of this title . Section 853u, act June 3, 1948, ch. 390, § 24, as added Pub. L. 98–498, title III, § 320(c)(1) , Oct. 19, 1984 , 98 Stat. 2308 ; amended Pub. L. 99–145, title V, § 514(a)(3) , Nov. 8, 1985 , 99 Stat. 628 ; Pub. L. 105–384, title III, § 307(b) , Nov. 13, 1998 , 112 Stat. 3458 , related to designation of positions of importance and responsibility. See section 3028 of this title . Section 853v, act June 3, 1948, ch. 390, § 25, as added Pub. L. 106–65, div. A, title VI, § 652(c) , Oct. 5, 1999 , 113 Stat. 665 , related to presentation of flag upon retirement. See section 3076 of this title . Section 854, acts May 22, 1917, ch. 20, § 16, 40 Stat. 88 ; June 21, 1955, ch. 172, § 2(a), 69 Stat. 169 , required mental and physical examination prior to appointment or promotion. See section 3027 of this title .