Effective Date of 1997 Amendment
Pub. L. 105–34, title IX, § 961(b)(1), Aug. 5, 1997, 111 Stat. 891, provided that:
“The amendment made by this section [amending this section] shall apply to taxable years
ending after the date of the enactment of this Act [Aug. 5, 1997
Effective Date of 1986 Amendment
If any interest costs incurred after Dec. 31, 1986, are attributable to costs incurred before Jan. 1, 1987, the amendment by Pub. L. 99–514 is applicable to such interest costs only to the extent such interest costs are attributable to costs which were required to be capitalized under section 263 of the Internal Revenue Code of 1954 and which would have been taken into account in applying section 189 of the Internal Revenue Code of 1954 (as in effect before its repeal by section 803 of Pub. L. 99–514) or, if applicable, section 266 of such Code, see section 7831(d)(2) of Pub. L. 101–239, set out as an Effective Date note under section 263A of this title.
Amendment by Pub. L. 99–514 applicable to costs incurred after Dec. 31, 1986, in taxable years ending after such date, except as otherwise provided, see section 803(d) of Pub. L. 99–514, set out as an Effective Date note under section 263A of this title.
Coordination With Section 481
Pub. L. 105–34, title IX, § 961(b)(2), Aug. 5, 1997, 111 Stat. 891, provided that:
“In the case of any taxpayer permitted by this section [amending this section and enacting provisions set out as a note above] to change its method of accounting to a permissible method for any taxable year—
such changes shall be treated as initiated by the taxpayer
the period for taking into account the adjustments under section 481 [26 U.S.C. 481
] by reason of such change shall be 4 years.
Study of Accounting Methods for Inventory; Report Not Later Than December 31, 1982
Pub. L. 97–34, title II, § 238, Aug. 13, 1981, 95 Stat. 254, directed Secretary of the Treasury to conduct a study of methods of tax accounting for inventory with a view towards development of simplified methods and to report to Congress, not later than Dec. 31, 1982, prior to repeal by Pub. L. 100–647, title VI, § 6252(a)(2), Nov. 10, 1988, 102 Stat. 3752.