Section 263A(i)(2), referred to in subsec. (g)(8)(C)(ii)(II), was redesignated section 263A(j)(2) by Pub. L. 115–97, title I, § 13102(b)(1), Dec. 22, 2017, 131 Stat. 2103.

2007—Subsec. (g)(8)(C)(ii)(II). Pub. L. 110–172 substituted “section 263A(i)(2)” for “section 263A(j)(2)”.

Subsec. (h)(5)(A). Pub. L. 110–140 substituted “7-year” for “5-year”.

2006—Subsec. (g)(8). Pub. L. 109–222, § 207(a), added par. (8).

Subsec. (h)(5). Pub. L. 109–222, § 503(a), added par. (5).

2005—Subsec. (f)(3). Pub. L. 109–135 substituted “section 197(e)(6)” for “section 197(e)(7)”.

Subsecs. (h), (i). Pub. L. 109–58 added subsec. (h) and redesignated former subsec. (h) as (i).

2004—Subsec. (f)(1)(C). Pub. L. 108–357, § 847(b)(1), added subpar. (C).

Subsec. (f)(2). Pub. L. 108–357, § 847(b)(2), inserted at end “If such property would be tax-exempt use property as defined in subsection (h) of section 168 if such section applied to such property, the useful life under such regulations shall not be less than 125 percent of the lease term (within the meaning of section 168(i)(3)).”

Subsec. (g)(5)(E) to (G). Pub. L. 108–357, § 242(b), added subpar. (E) and redesignated former subpars. (E) and (F) as (F) and (G), respectively.

Subsec. (g)(7). Pub. L. 108–357, § 242(a), added par. (7).

1997—Subsec. (g)(6). Pub. L. 105–34 added par. (6).

1996—Subsecs. (g), (h). Pub. L. 104–188 added subsec. (g) and redesignated former subsec. (g) as (h).

1993—Subsec. (c). Pub. L. 103–66, § 13261(b)(2), amended heading and text of subsec. (c) generally. Prior to amendment, text read as follows: “The basis on which exhaustion, wear and tear, and obsolescence are to be allowed in respect of any property shall be the adjusted basis provided in section 1011 for the purpose of determining the gain on the sale or other disposition of such property.”

Subsec. (e)(2). Pub. L. 103–66, § 13206(c)(2), amended heading and text of par. (2) generally. Prior to amendment, text read as follows: “This subsection shall not apply to any term interest to which section 273 applies.”

Subsec. (f). Pub. L. 103–66, § 13261(b)(1), added subsec. (f). Former subsec. (f) redesignated (g).

Subsec. (g). Pub. L. 103–66, § 13261(b)(1), (f)(1), redesignated subsec. (f) as (g) and amended heading and text generally, designating existing provisions of text as par. (1) and adding par. (2).

1990—Subsec. (b). Pub. L. 101–508, § 11812(a), added subsec. (b) and struck out former subsec. (b) “Use of certain methods and rates” which read as follows: “For taxable years ending after December 31, 1953, the term ‘reasonable allowance’ as used in subsection (a) shall include (but shall not be limited to) an allowance computed in accordance with regulations prescribed by the Secretary, under any of the following methods:

“(1) the straight line method,

“(2) the declining balance method, using a rate not exceeding twice the rate which would have been used had the annual allowance been computed under the method described in paragraph (1),

“(3) the sum of the years-digits method, and

“(4) any other consistent method productive of an annual allowance which, when added to all allowances for the period commencing with the taxpayer’s use of the property and including the taxable year, does not, during the first two-thirds of the useful life of the property, exceed the total of such allowances which would have been used had such allowances been computed under the method described in paragraph (2).

Nothing in this subsection shall be construed to limit or reduce an allowance otherwise allowable under subsection (a).”

Subsec. (c). Pub. L. 101–508, § 11812(a)(1), redesignated subsec. (g) as (c) and struck out former subsec. (c) “Limitations on use of certain methods and rates” which read as follows: “Paragraphs (2), (3), and (4) of subsection (b) shall apply only in the case of property (other than intangible property) described in subsection (a) with a useful life of 3 years or more—

“(1) the construction, reconstruction, or erection of which is completed after December 31, 1953, and then only to that portion of the basis which is properly attributable to such construction, reconstruction, or erection after December 31, 1953, or

“(2) acquired after December 31, 1953, if the original use of such property commences with the taxpayer and commences after such date.

Paragraphs (2), (3), and (4) of subsection (b) shall not apply to any motion picture film, video tape, or sound recording.”

Subsec. (d). Pub. L. 101–508, § 11812(a)(1), redesignated subsec. (h) as (d) and struck out former subsec. (d) “Agreement as to useful life on which depreciation rate is based” which read as follows: “Where, under regulations prescribed by the Secretary, the taxpayer and the Secretary have, after August 16, 1954, entered into an agreement in writing specifically dealing with the useful life and rate of depreciation of any property, the rate so agreed upon shall be binding on both the taxpayer and the Secretary in the absence of facts or circumstances not taken into consideration in the adoption of such agreement. The responsibility of establishing the existence of such facts and circumstances shall rest with the party initiating the modification. Any change in the agreed rate and useful life specified in the agreement shall not be effective for taxable years before the taxable year in which notice in writing by certified mail or registered mail is served by the party to the agreement initiating such change. This subsection shall not apply with respect to property to which section 168 applies.”

Subsec. (e). Pub. L. 101–508, § 11812(a)(1), redesignated subsec. (r) as (e) and struck out former subsec. (e) which related to changes in method of depreciation from declining balance method and changes with respect to sections 1245 and 1250 property.

Subsec. (e)(3)(B). Pub. L. 101–508, § 11812(b)(1) substituted “(d)” for “(h)”.

Subsec. (e)(4)(B). Pub. L. 101–508, § 11812(b)(1), substituted “(d)” for “(h)” in heading and text.

Subsec. (f). Pub. L. 101–508, § 11812(a)(1), redesignated subsec. (s) as (f) and struck out former subsec. (f) “Salvage value” which read as follows:

“(1) General rule.—Under regulations prescribed by the Secretary, a taxpayer may, for purposes of computing the allowance under subsection (a) with respect to personal property, reduce the amount taken into account as salvage value by an amount which does not exceed 10 percent of the basis of such property (as determined under subsection (g) as of the time as of which such salvage value is required to be determined).

“(2) Personal property defined.—For purposes of this subsection, the term ‘personal property’ means depreciable personal property (other than livestock) with a useful life of 3 years or more acquired after October 16, 1962.”

Subsecs. (g), (h). Pub. L. 101–508, § 11812(a)(1), redesignated subsecs. (g) and (h) as (c) and (d), respectively.

Subsec. (j). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (j) which related to special rules for section 1250 property including residential rental property and change in method of depreciation.

Subsec. (k). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (k) which related to depreciation of expenditures to rehabilitate low-income rental housing.

Subsec. (l). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (l) which related to reasonable allowance in case of property of certain utilities, pre-1970 public utility property and post-1969 public utility property.

Subsec. (m). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (m) which related to class lives.

Subsec. (p). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (p) which related to straight line method for boilers fueled by oil or gas.

Subsec. (q). Pub. L. 101–508, § 11812(a)(1), struck out subsec. (q) which related to retirement or replacement of certain boilers, etc., fueled by oil or gas.

Subsecs. (r), (s). Pub. L. 101–508, § 11812(a)(1), redesignated subsecs. (r) and (s) as (e) and (f), respectively.

1989—Subsec. (r). Pub. L. 101–239, § 7645(a), added subsec. (r).

Pub. L. 101–239, § 7622(b)(1) [(d)(1)], repealed subsec. (r) which provided that trademark or trade name expenditures were not depreciable.

1988—Subsec. (a). Pub. L. 100–647, § 1002(a)(24), struck out at end “In the case of recovery property (within the meaning of section 168), the deduction allowable under section 168 shall be deemed to constitute the reasonable allowance provided by this section, except with respect to that portion of the basis of such property to which subsection (k) applies.”

Subsec. (d). Pub. L. 100–647, § 1002(a)(31), substituted “property to which section 168 applies” for “recovery property defined in section 168”.

Subsec. (l)(3)(G). Pub. L. 100–647, § 1002(a)(22), substituted “section 168(i)(9)(B)” for “section 168(e)(3)(C)” in last sentence.

Subsecs. (r), (s). Pub. L. 100–647, § 1002(i)(1), added subsec. (r) and redesignated former subsec. (r) as (s).

1986—Subsec. (c). Pub. L. 99–514, § 1809(d)(1), inserted “Paragraphs (2), (3), and (4) of subsection (b) shall not apply to any motion picture film, video tape, or sound recording.”

Subsec. (m)(4). Pub. L. 99–514, § 201(d)(1), amended par. (4) generally. Prior to amendment, par. (4) read as follows: “This subsection shall not apply with respect to recovery property (within the meaning of section 168) placed in service after December 31, 1980.”

Subsec. (q)(2)(B). Pub. L. 99–514, § 1511(c)(4), substituted “at the underpayment rate established under section 6621” for “at the rate determined under section 6621”.

1984—Subsec. (k)(1), (3)(D). Pub. L. 98–369 substituted “January 1, 1987” for “January 1, 1984” wherever appearing.

1983—Subsec. (l)(3)(G). Pub. L. 97–424 inserted provision that, for the purposes of this paragraph, rules similar to the rules of section 168(e)(3)(C) of this title shall apply.

1981—Subsec. (a). Pub. L. 97–34, § 203(a), inserted provision that, in the case of recovery property (within the meaning of section 168), the deduction allowable under section 168 shall be deemed to constitute the reasonable allowance provided by this section, except with respect to that portion of the basis of such property to which subsection (k) applies.

Subsec. (d). Pub. L. 97–34, § 203(d), provided that subsec. (d) did not apply with respect to recovery property defined in section 168.

Subsec. (k)(2). Pub. L. 97–34, § 264(a), substituted “Except as provided in subparagraph (B), the aggregate amount” for “The aggregate amount” in subpar. (A), added subpar. (B), and redesignated former subpar. (B) as (C).

Subsec. (l)(3)(C). Pub. L. 97–34, § 209(d)(3), inserted “and which is placed in service before January 1, 1981” after “pre-1970 public utility property”.

Subsec. (m)(4). Pub. L. 97–34, § 203(b), added par. (4).

Subsecs. (n), (o). Pub. L. 97–34, § 212(d)(1), struck out subsec. (n) which dealt with the use of the straight line method of depreciation in certain cases, and subsec. (o) which dealt with the method of depreciation to be used in the case of substantially rehabilitated historic property.

Subsec. (r). Pub. L. 97–34, § 203(c)(1), redesignated subsec. (s) as (r). Former subsec. (r), relating to the retirement-replacement-betterment method of calculating depreciation, was struck out.

Subsec. (s). Pub. L. 97–34, § 203(c)(1), redesignated subsec. (s) as (r).

1980—Subsec. (k). Pub. L. 96–541, § 3, substituted in pars. (1) and (3)(D) “January 1, 1984” for “January 1, 1982” wherever appearing.

Subsec. (n)(4). Pub. L. 96–541, § 2(c), added par. (4).

Subsec. (o)(3). Pub. L. 96–541, § 2(d), added par. (3).

Subsecs. (r), (s). Pub. L. 96–613 added subsec. (r) and redesignated former subsec. (r) as (s).

1978—Subsec. (i). Pub. L. 95–600, § 312(c)(4), struck out subsec. (i) which related to a limitation in the case of property constructed or acquired during the suspension period.

Subsec. (k)(1), (3)(D). Pub. L. 95–615 substituted “January 1, 1979” for “January 1, 1978” wherever appearing.

Pub. L. 95–600, § 367, substituted “January 1, 1982” for “January 1, 1979” wherever appearing.

Subsec. (n). Pub. L. 95–600, § 701(f)(4), in par. (1), substituted “occupied by a certified historic structure (or by any structure in a registered historic district) which is demolished or substantially altered after such date” for “occupied by a certified historic structure (as defined in section 191(d)(1)) which is demolished or substantially altered (other than by virtue of a certified rehabilitation as defined in section 191(d)(3) after such date”, inserted “and” preceding subpar. (B), substituted “means” for “shall mean” in subpar. (B), and inserted provision that “The preceding sentence shall not apply if the last substantial alteration of the structure is a certified rehabilitation.”; in par. (2), substituted heading “Exceptions” for “Exception”, designated existing text as subpar. (A), and added subpar. (B); and added par. (3).

Subsec. (o). Pub. L. 95–600, § 701(f)(6), inserted in par. (1) “(other than property with respect to which an amortization deduction has been allowed to the taxpayer under section 191)” after “substantially rehabilitated historic property” and substituted in par. (2) “section 191(d)(4)” for “section 191(d)(3)”.

Subsec. (p). Pub. L. 95–618, § 301(d)(3), added subsec. (p). Former subsec. (p) redesignated (r).

Subsec. (q). Pub. L. 95–618, § 301(e)(1), added subsec. (q).

Subsec. (r). Pub. L. 95–618, § 301(d)(3), redesignated former subsec. (p) as (r).

1977—Subsec. (k). Pub. L. 95–171 substituted “January 1, 1979” for “January 1, 1978” wherever appearing in pars. (1) and (3)(D).

1976—Subsec. (b). Pub. L. 94–455, § 1906(b)(13)(A), struck out “or his delegate” after “Secretary”.

Subsec. (d). Pub. L. 94–455, §§ 1901(a)(27)(A), 1906(b)(13)(A), substituted “after August 16, 1954” for “after the date of enactment of this title” and struck out “or his delegate” after “Secretary” in first sentence before “shall be binding”.

Subsec. (e). Pub. L. 94–455, §§ 202(c)(3), 1906(b)(13)(A), substituted in par. (3) “beginning after December 31, 1975” for “beginning after July 24, 1969” and in pars. (1) to (3) struck out “or his delegate” after “Secretary”.

Subsec. (f)(1). Pub. L. 94–455, § 1906(b)(13)(A), struck out “or his delegate” after “Secretary”.

Subsec. (f)(2). Pub. L. 94–455, § 1901(a)(27)(B), substituted “October 16, 1962” for “the date of enactment of the Revenue Act of 1962”.

Subsec. (i). Pub. L. 94–455, § 1906(b)(13)(A), struck out in pars. (1) and (2) “or his delegate” after “Secretary”.

Subsec. (j). Pub. L. 94–455, § 1906(b)(13)(A), struck out in pars. (1), (4)(B), (5)(C), and (6)(A) “or his delegate” after “Secretary”.

Subsec. (k)(1). Pub. L. 94–455, §§ 203(a)(1), 1906(b)(13)(A), substituted reference to January 1, 1978 for reference to January 1, 1976 and struck out “or his delegate” after “Secretary”.

Subsec. (k)(2)(A). Pub. L. 94–455, § 203(a)(2), substituted “$20,000” for “$15,000”.

Subsec. (k)(3)(B). Pub. L. 94–455, §§ 203(a)(3), 1906(b)(13)(A), substituted “the Leased Housing Program under section 8 of the United States Housing Act of 1937” for “the policies of the Housing and Urban Development Act of 1968” and struck out “or his delegate” after “Secretary”.

Subsec. (k)(3)(D). Pub. L. 94–455, § 203(a)(4), added subpar. (D).

Subsec. (l)(3)(F). Pub. L. 94–455, § 1906(b)(13)(A), struck out “or his delegate” after “Secretary”.

Subsec. (l)(4)(A). Pub. L. 94–455, §§ 1901(a)(27)(C), 1906(b)(13)(A), substituted “before June 29, 1970,” for “within 180 days after the date of the enactment of this subparagraph” and struck out “or his delegate” after “Secretary”.

Subsec. (l)(5). Pub. L. 94–455, § 1906(b)(13)(A), struck out “or his delegate” after “Secretary”.

Subsec. (m). Pub. L. 94–455, § 1906(b)(13)(A), struck out in pars. (1) and (3) “or his delegate” after “Secretary”.

Subsec. (n). Pub. L. 94–455, § 2124(c)(1), added subsec. (n). Former subsec. (n) redesignated (p).

Subsec. (o). Pub. L. 94–455, § 2124(d)(1), added subsec. (o).

Subsec. (p). Pub. L. 94–455, § 2124(c)(1), redesignated former subsec. (n) as (p).

1975—Subsec. (k)(1). Pub. L. 93–625 substituted “January 1, 1976” for “January 1, 1975”.

1971—Subsecs. (m), (n). Pub. L. 92–178 added subsec. (m) and redesignated former subsec. (m) as (n).

1969—Subsec. (e)(3). Pub. L. 91–172, § 521(d), added par. (3).

Subsecs. (j), (k). Pub. L. 91–172, § 521(a), added subsecs. (j) and (k). Former subsec. (j) redesignated (m).

Subsec. (l). Pub. L. 91–172, § 441(a), added subsec. (l).

Subsec. (m). Pub. L. 91–172, § 521(a), redesignated former subsec. (j) as (m).

1967—Subsec. (i)(1). Pub. L. 90–26, § 2(b), provided that accelerated depreciation was not to apply if the physical construction, reconstruction or erection by any person was begun during the suspension period or begun, pursuant to an order placed during such period, before May 24, 1967, subject to the proviso that only that portion of the basis which was properly attributable to construction, reconstruction or erection before May 24, 1967, shall be affected by the applicability of the suspension period.

Subsec. (i)(3). Pub. L. 90–26, § 1, substituted “March 9, 1967” for “December 31, 1967”.

1966—Subsecs. (i), (j). Pub. L. 89–800 added subsec. (i) and redesignated former subsec. (i) as (j).

1962—Subsec. (e). Pub. L. 87–834, § 13(b), designated existing provisions as par. (1) and added par. (2).

Subsecs. (f) to (i). Pub. L. 87–834, § 13(c)(1), added subsec. (f) and redesignated former subsecs. (f), (g), and (h) as (g), (h), and (i), respectively.

1958—Subsec. (d). Pub. L. 85–866 inserted “certified mail or” before “registered mail”.

Pub. L. 110–140, title XV, § 1502(b), Dec. 19, 2007, 121 Stat. 1800, provided that: “The amendment made by this section [amending this section] shall apply to amounts paid or incurred after the date of the enactment of this Act [Dec. 19, 2007].”

Amendment by Pub. L. 110–140 effective on the date that is 1 day after Dec. 19, 2007, see section 1601 of Pub. L. 110–140, set out as an Effective Date note under section 1824 of Title 2, The Congress.

Pub. L. 109–222, title II, § 207(b), May 17, 2006, 120 Stat. 351, provided that: “The amendments made by this section [amending this section] shall apply to expenses paid or incurred with respect to property placed in service in taxable years beginning after December 31, 2005.”

Pub. L. 109–222, title V, § 503(b), May 17, 2006, 120 Stat. 355, provided that: “The amendment made by this section [amending this section] shall apply to amounts paid or incurred after the date of the enactment of this Act [May 17, 2006].”

Pub. L. 109–58, title XIII, § 1329(c), Aug. 8, 2005, 119 Stat. 1020, provided that: “The amendments made by this section [amending this section and section 263A of this title] shall apply to amounts paid or incurred in taxable years beginning after the date of the enactment of this Act [Aug. 8, 2005].”

Pub. L. 108–357, title II, § 242(c), Oct. 22, 2004, 118 Stat. 1439, provided that: “The amendments made by this section [amending this section] shall apply to property placed in service after the date of the enactment of this Act [Oct. 22, 2004].”

Amendment by section 847(b)(1) of Pub. L. 108–357 applicable to leases entered into after Mar. 12, 2004, and amendment by section 847(b)(2) of Pub. L. 108–357 applicable to leases entered into after Oct. 3, 2004, except that such amendments inapplicable to qualified transportation property, see section 849 of Pub. L. 108–357, set out as an Effective Date note under section 470 of this title.

Pub. L. 105–34, title X, § 1086(c), Aug. 5, 1997, 111 Stat. 958, provided that: “The amendment made by this section [amending this section and section 168 of this title] shall apply to property placed in service after the date of the enactment of this Act [Aug. 5, 1997].”

Pub. L. 104–188, title I, § 1604(b), Aug. 20, 1996, 110 Stat. 1838, as amended by Pub. L. 105–206, title VI, § 6018(d), July 22, 1998, 112 Stat. 823, provided that:

Pub. L. 103–66, title XIII, § 13206(c)(3), Aug. 10, 1993, 107 Stat. 467, provided that: “The amendments made by this subsection [amending this section and section 305 of this title] shall take effect on April 30, 1993.”

Amendment by section 13261(b) and (f)(1) of Pub. L. 103–66 applicable, except as otherwise provided, with respect to property acquired after Aug. 10, 1993, see section 13261(g) of Pub. L. 103–66, set out as an Effective Date note under section 197 of this title.

Amendment by Pub. L. 101–508 applicable to property placed in service after Nov. 5, 1990, but not applicable to any property to which section 168 of this title does not apply by reason of subsec. (f)(5) of section 168, and not applicable to rehabilitation expenditures described in section 252(f)(5) of Pub. L. 99–514, see section 11812(c) of Pub. L. 101–508, set out as a note under section 42 of this title.

Pub. L. 101–239, title VII, § 7622(c)[(e)], Dec. 19, 1989, 103 Stat. 2378, provided that:

Pub. L. 101–239, title VII, § 7645(b), Dec. 19, 1989, 103 Stat. 2382, provided that: “The amendment made by subsection (a) [amending this section] shall apply to interests created or acquired after July 27, 1989, in taxable years ending after such date.”

Amendment by Pub. L. 100–647 effective, except as otherwise provided, as if included in the provision of the Tax Reform Act of 1986, Pub. L. 99–514, to which such amendment relates, see section 1019(a) of Pub. L. 100–647, set out as a note under section 1 of this title.

Amendment by section 201(d)(1) of Pub. L. 99–514 applicable to property placed in service after Dec. 31, 1986, in taxable years ending after such date, with exceptions, see sections 203 and 204 of Pub. L. 99–514, set out as a note under section 168 of this title.

Amendment by section 201(d)(1) of Pub. L. 99–514 not applicable to any property placed in service before Jan. 1, 1994, if such property placed in service as part of specified rehabilitations, and not applicable to certain additional rehabilitations, see section 251(d)(2), (3) of Pub. L. 99–514, set out as a note under section 46 of this title.

Amendment by section 1511(c)(4) of Pub. L. 99–514 applicable for purposes of determining interest for periods after Dec. 31, 1986, see section 1511(d) of Pub. L. 99–514, set out as a note under section 47 of this title.

Pub. L. 99–514, title XVIII, § 1809(d)(1), Oct. 22, 1986, 100 Stat. 2821, provided that subsec. (c) is amended except with respect to property placed in service by the taxpayer on or before Mar. 28, 1985.

Amendment by Pub. L. 97–424 applicable to taxable years beginning after Dec. 31, 1979, with a special rule for periods beginning before Mar. 1, 1980, see section 541(c) of Pub. L. 97–424, set out as a note under section 46 of this title.

Pub. L. 97–34, title II, § 264(b), Aug. 13, 1981, 95 Stat. 265, provided that: “The amendments made by this section [amending this section] shall apply with respect to rehabilitation expenditures incurred after December 31, 1980.”

Amendment by sections 203 and 209 of Pub. L. 97–34 applicable to property placed in service after Dec. 31, 1980, in taxable years ending after that date, except that amendment by section 203(c) of Pub. L. 97–34 effective Jan. 1, 1981, and applicable with respect to taxable years ending after that date, see section 209(a), (b) of Pub. L. 97–34, set out as an Effective Date note under section 168 of this title.

Amendment by section 212(d)(1) of Pub. L. 97–34 applicable to expenditures incurred after Dec. 31, 1981, in taxable years ending after that date, see section 212(e) of Pub. L. 97–34, set out as a note under section 46 of this title.

Pub. L. 96–613, § 2(b), Dec. 28, 1980, 94 Stat. 3579, provided that: “The amendments made by subsection (a) [amending this section] shall apply with respect to taxable years ending after December 31, 1953.”

Amendment by section 312(c)(4) of Pub. L. 95–600 applicable to taxable years ending after Dec. 31, 1978, see section 312(d) of Pub. L. 95–600, set out as an Effective Date of 1978 Amendment note under section 46 of this title.

Pub. L. 95–600, title VII, § 701(f)(8), Nov. 6, 1978, 92 Stat. 2903, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “The amendments made by this subsection [amending this section and sections 57, 191, 280B, 1245, and 1250 of this title] shall take effect as if included in the respective provisions of the Internal Revenue Code of 1986 [formerly I.R.C. 1954] to which such amendments relate, as such provision[s] were added to such Code, or amended, by section 2124 of the Tax Reform Act of 1976 [Pub. L. 94–455, title XXI, § 2124, Oct. 4, 1976, 90 Stat. 1916].”

Amendment by Pub. L. 95–615 to cease to have effect on the day after Nov. 8, 1978, see section 210(a) of Pub. L. 95–615, set out as a Termination Date of 1978 Amendment note under section 61 of this title.

Amendment by section 301(d)(3) of Pub. L. 95–618 applicable to property which is placed in service after Sept. 30, 1978, but not to property which is constructed, reconstructed, erected, or acquired pursuant to a contract which, on Oct. 1, 1978, and at all times thereafter, was binding on the taxpayer, see section 301(d)(4) of Pub. L. 95–618, set out as an Effective Date of 1978 Amendment note under section 48 of this title.

Pub. L. 95–618, title III, § 301(e)(2), Nov. 9, 1978, 92 Stat. 3201, provided that: “The amendment made by paragraph (1) [amending this section] shall apply to taxable years ending after the date of enactment of this Act [Nov. 9, 1978].”

Amendment by section 1901(a)(27)(A) of Pub. L. 94–455 applicable with respect to taxable years beginning after Dec. 31, 1976, see section 1901(d) of Pub. L. 94–455, set out as a note under section 2 of this title.

Amendment by section 202(c)(3) of Pub. L. 94–455 applicable for taxable years ending after Dec. 31, 1975, see section 202(d) of Pub. L. 94–455, set out as a note under section 1250 of this title.

Pub. L. 94–455, title II, § 203(b), Oct. 4, 1976, 90 Stat. 1531, as amended by Pub. L. 95–171, § 4(b), Nov. 12, 1977, 91 Stat. 1355; Pub. L. 95–615, § 7(b), Nov. 8, 1978, 92 Stat. 3098, provided that: “The amendments made by paragraphs (1), (3), and (4) of subsection (a) [amending this section] shall apply to expenditures paid or incurred after December 31, 1975. The amendment made by paragraph (2) of subsection (a) [amending this section] shall apply to expenditures incurred after December 31, 1975.”

[Section 7(b) of Pub. L. 95–615 (which amended section 203(b) of Pub. L. 94–455 exactly as that section 203(b) had been amended by Pub. L. 95–171) to cease to have effect on the day after Nov. 8, 1978, see section 210(a) of Pub. L. 95–615, set out as a Termination Date of 1978 Amendment note under section 61 of this title.]

Pub. L. 94–455, title XXI, § 2124(c)(2), (d)(2), Oct. 4, 1976, 90 Stat. 1918, 1919, which provided that the amendment of this section was applicable to that portion of the basis attributable to construction, reconstruction, or erection after Dec. 31, 1975, and before Jan. 1, 1981, and with respect to additions to capital account occurring after June 30, 1976, and before July 1, 1981, was repealed by Pub. L. 96–541, § 2(e)(3), (4), Dec. 17, 1980, 94 Stat. 3205.

Pub. L. 93–625, § 5(d), Jan. 3, 1975, 88 Stat. 2112, provided that: “The amendments made by this section [amending section 1250 of this title and enacting and repealing provisions set out as notes under this section] shall apply with respect to property placed in service after December 31, 1973.”

Pub. L. 92–178, title I, § 109(d)(1), Dec. 10, 1971, 85 Stat. 509, provided that: “The amendments made by subsection (a) [amending this section] shall apply to property placed in service after December 31, 1970.”

Pub. L. 91–172, title IV, § 441(b), Dec. 30, 1969, 83 Stat. 628, provided that: “The amendment made by subsection (a) [amending this section] shall apply with respect to all taxable years for which a return has not been filed before August 1, 1969.”

Pub. L. 91–172, title V, § 521(g), Dec. 30, 1969, 83 Stat. 654, provided that: “The amendments made by this section [amending this section and sections 381 and 1250 of this title] shall apply with respect to taxable years ending after July 24, 1969.”

Amendment by Pub. L. 90–26 applicable with respect to taxable years ending after March 9, 1967, see section 4 of Pub. L. 90–26, set out as a note under section 48 of this title.

Amendment by Pub. L. 89–800 applicable to taxable years ending after Oct. 9, 1966, see section 4 of Pub. L. 89–800, set out as a note under section 46 of this title.

Amendment by section 13(b) of Pub. L. 87–834 applicable to taxable years beginning after Dec. 31, 1962, and amendment by section 13(c)(1) of Pub. L. 87–834 applicable to taxable years beginning after Dec. 31, 1961, and ending after Oct. 16, 1962, see section 13(g) of Pub. L. 87–834, set out as an Effective Date note under section 1245 of this title.

Amendment by Pub. L. 85–866 applicable only if mailing occurs after Sept. 2, 1958, see section 89(d) of Pub. L. 85–866, set out as a note under section 7502 of this title.

For provisions that nothing in amendment by Pub. L. 101–508 be construed to affect treatment of certain transactions occurring, property acquired, or items of income, loss, deduction, or credit taken into account prior to Nov. 5, 1990, for purposes of determining liability for tax for periods ending after Nov. 5, 1990, see section 11821(b) of Pub. L. 101–508, set out as a note under section 45K of this title.

For provisions directing that if any amendments made by subtitle A or subtitle C of title XI [§§ 1101–1147 and 1171–1177] or title XVIII [§§ 1800–1899A] of Pub. L. 99–514 require an amendment to any plan, such plan amendment shall not be required to be made before the first plan year beginning on or after Jan. 1, 1989, see section 1140 of Pub. L. 99–514, as amended, set out as a note under section 401 of this title.

Pub. L. 97–34, title II, § 203(c)(2), (3), Aug. 13, 1981, 95 Stat. 222, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that:

Pub. L. 97–34, title II, § 203(e), Aug. 13, 1981, 95 Stat. 222, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “The Secretary of Health and Human Services is not required to apply any provision of the Internal Revenue Code of 1986 [formerly I.R.C. 1954], as amended, in calculating depreciation (for the purpose of determining any cost under a program administered by the Secretary), unless a provision of law requires so expressly.”

Pub. L. 93–625, § 5(a), Jan. 3, 1975, 88 Stat. 2112, as amended by Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “In the case of buildings and other items of section 1250 property (within the meaning of section 1250(c) of the Internal Revenue Code of 1986 [formerly I.R.C. 1954]) placed in service before the effective date of the class lives first prescribed by the Secretary of the Treasury or his delegate under section 167(m) of such Code for the class in which such property falls, if an election under such section 167(m) applies to the taxpayer for the taxable year in which such property is placed in service, the taxpayer may, in accordance with regulations prescribed by the Secretary of the Treasury or his delegate, elect to determine the useful life of such property—

Pub. L. 92–178, title I, § 109(e), Dec. 10, 1971, 85 Stat. 510, as amended by Pub. L. 93–625, § 5(b), Jan. 3, 1975, 88 Stat. 2112; Pub. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: