1988—Subsec. (a)(1).
Pub. L. 100–418 substituted “or 44” for “44, or 45”.
1980—Subsec. (a)(1).
Pub. L. 96–223 inserted reference to chapter 45.
1976—Subsec. (a)(1).
Pub. L. 94–455 inserted reference to chapters 41 and 44.
1974—Subsec. (a)(1).
Pub. L. 93–406 inserted reference to chapter 43.
1969—Subsec. (a)(1).
Pub. L. 91–172 inserted reference to chapter 42.
Amendment by
Pub. L. 100–418 applicable to crude oil removed from the premises on or after Aug. 23, 1988, see section 1941(c) of
Pub. L. 100–418, set out as a note under section
164 of this title.
Amendment by
Pub. L. 96–223 applicable to periods after Feb. 29, 1980, see section 101(i) of
Pub. L. 96–223, set out as a note under section
6161 of this title.
Amendment by section 1307(d)(2)(F)(v) of
Pub. L. 94–455 effective on and after Oct. 4, 1976, see section 1307(e) of
Pub. L. 94–455, set out as a note under section
501 of this title.
Amendment by
Pub. L. 93–406 applicable, except as otherwise provided in section 1017(c) through (i) of
Pub. L. 93–406, for plan years beginning after Sept. 2, 1974, but, in the case of plans in existence on Jan. 1, 1974, amendment by
Pub. L. 93–406 applicable for plan years beginning after Dec. 31, 1975, see section 1017 of
Pub. L. 93–406, set out as an Effective Date; Transitional Rules note under section
410 of this title.
Amendment by
Pub. L. 91–172 effective Jan. 1, 1970, see section 101(k)(1) of
Pub. L. 91–172, set out as an Effective Date note under section
4940 of this title.