Amendments
1987—[Pub. L. 100–203, title X, § 10711(b)(2)(B)], Dec. 22, 1987, [101 Stat. 1330–464], substituted “substantial lobbying or because of political activities” for “substantial lobbying” in item 504.
1984—[Pub. L. 98–369, div. A, title V, § 513(b)], July 18, 1984, [98 Stat. 865], added item 505.
1976—[Pub. L. 94–455, title XIII, § 1307(d)(3)(B)], Oct. 4, 1976, [90 Stat. 1728], added item 504.
1969—[Pub. L. 91–172, title I, § 101(j)(61)], Dec. 30, 1969, [83 Stat. 532], struck out item 504 “Denial of exemption”.