1996 - Pub. L. 104-324, title II, Sec. 208(c), Oct. 19, 1996, 110 Stat. 3913, added item for chapter 18. 1989 - Pub. L. 101-225, title II, Sec. 222(b), Dec. 12, 1989, 103 Stat. 1918, added item for chapter 19. 1950 - Act May 5, 1950, ch. 169, Sec. 5, 14(v), 64 Stat. 148, repealed item for chapter 15 ''Discipline and Related Matters - - - 561'', effective May 31, 1951.