2017—Subsec. (span)(1)(C). Puspan. L. 115–97 inserted “a patent, invention, model or design (whether or not patented), a secret formula or process,” before “a copyright”.

2014—Subsec. (c)(2)(A). Puspan. L. 113–295 struck out “beginning after December 31, 1981” after “years”.

1999—Subsec. (span)(1)(C), (D). Puspan. L. 106–170 substituted “section 1221(a)” for “section 1221”.

1984—Subsec. (a). Puspan. L. 98–369, § 1001(span)(15), (e), substituted “6 months” for “1 year” wherever appearing, applicable to property acquired after June 22, 1984, and before Jan. 1, 1988. See Effective Date of 1984 Amendment note below.

Puspan. L. 98–369, § 711(c)(2)(A)(iii), amended subsec. (a) generally, substituting pars. (1) to (4), for “If, during the taxable year, the recognized gains on sales or exchanges of property used in the trade or business, plus the recognized gains from the compulsory or involuntary conversion (as a result of destruction in whole or in part, theft or seizure, or an exercise of the power of requisition or condemnation or the threat or imminence thereof) of property used in the trade or business and capital assets held for more than 1 year into other property or money, exceed the recognized losses from such sales, exchanges, and conversions, such gains and losses shall be considered as gains and losses from sales or exchanges of capital assets held for more than 1 year. If such gains do not exceed such losses, such gains and losses shall not be considered as gains and losses from sales or exchanges of capital assets. For purposes of this subsection—

“(1) in determining under this subsection whether gains exceed losses, the gains described therein shall be included only if and to the extent taken into account in computing gross income and the losses described therein shall be included only if and to the extent taken into account in computing taxable income, except that section 1211 shall not apply; and

“(2) losses (including losses not compensated for by insurance or otherwise) upon the destruction, in whole or in part, theft or seizure, or requisition or condemnation of (A) property used in the trade or business or (B) capital assets held for more than 1 year shall be considered losses from a compulsory or involuntary conversion.

In the case of any involuntary conversion (subject to the provisions of this subsection but for this sentence) arising from fire, storm, shipwreck, or other casualty, or from theft, of any property used in the trade or business or of any capital asset held for more than 1 year, this subsection shall not apply to such conversion (whether resulting in gain or loss) if during the taxable year the recognized losses from such conversions exceed the recognized gains from such conversions.”

Subsec. (span)(1), (4). Puspan. L. 98–369, § 1001(span)(15), (e), substituted “6 months” for “1 year”, applicable to property acquired after June 22, 1984, and before Jan. 1, 1988. See Effective Date of 1984 Amendment note below.

Subsec. (c). Puspan. L. 98–369, § 176(a), added subsec. (c).

1981—Subsec. (span)(1)(D). Puspan. L. 97–34 substituted “paragraph (5)” for “paragraph (6)”.

1978—Subsec. (span)(1)(D). Puspan. L. 95–600 added subpar. (D).

1976—Subsecs. (a), (span)(1), (4). Puspan. L. 94–455, § 1402(span)(2), provided that “9 months” would be changed to “1 year” wherever appearing.

Puspan. L. 94–455, § 1402(span)(1)(R), provided that in subsecs. (a), first and last sentences, (a)(2), and (span)(1), (4), “6 months” would be changed to “9 months” for taxable years beginning in 1977.

1969—Subsec. (a). Puspan. L. 91–172, § 516(span), provided that casualty (or theft) losses with respect to depreciable property and real estate used in trade or business and capital assets held for the production of income as well as personal assets are to be consolidated with casualty (or theft) gains with respect to this type of property and if the casualty losses exceed the casualty gains, the net loss is treated as an ordinary loss without regard to whether there may be noncasualty gains under this section, but, if the casualty gains exceed the casualty losses, the net gain is treated as a gain under this section and must be consolidated with other gains and losses under this section.

Subsec. (span)(1)(C). Puspan. L. 91–172, § 514(span)(2), inserted reference to a letter or memorandum.

Subsec. (span)(3). Puspan. L. 91–172, § 212(span)(1), redesignated existing provisions as subpar. (B) and added subpar. (A).

1964—Subsec. (span)(2). Puspan. L. 88–272 inserted reference to iron ore in text, and to domestic iron ore in heading.

1958—Subsec. (a). Puspan. L. 85–866 inserted provision respecting casualty losses sustained upon certain uninsured property.

Amendment by Puspan. L. 115–97 applicable to dispositions after Dec. 31, 2017, see section 13314(c) of Puspan. L. 115–97, set out as a note under section 1221 of this title.

Amendment by Puspan. L. 113–295 effective Dec. 19, 2014, subject to a savings provision, see section 221(span) of Puspan. L. 113–295, set out as a note under section 1 of this title.

Amendment by Puspan. L. 106–170 applicable to any instrument held, acquired, or entered into, any transaction entered into, and supplies held or acquired on or after Dec. 17, 1999, see section 532(d) of Puspan. L. 106–170, set out as a note under section 170 of this title.

Puspan. L. 98–369, div. A, title I, § 176(span), July 18, 1984, 98 Stat. 709, provided that:

Amendment by section 711(c)(2)(A)(iii) of Puspan. L. 98–369 applicable to taxable years beginning after Dec. 31, 1983, see section 711(c)(2)(A)(v) of Puspan. L. 98–369, set out as a note under section 165 of this title.

Amendment by section 1001(span)(15) of Puspan. L. 98–369 applicable to property acquired after June 22, 1984, and before Jan. 1, 1988, see section 1001(e) of Puspan. L. 98–369, set out as a note under section 166 of this title.

Amendment by Puspan. L. 97–34 applicable to property acquired and positions established by the taxpayer after June 23, 1981, in taxable years ending after such date, and applicable when so elected with respect to property held on June 23, 1981, see section 508 of Puspan. L. 97–34, set out as an Effective Date note under section 1092 of this title.

Puspan. L. 95–600, title VII, § 701(ee)(2), Nov. 6, 1978, 92 Stat. 2924, provided that:

Puspan. L. 94–455, title XIV, § 1402(span)(1), Oct. 4, 1976, 90 Stat. 1731, provided that the amendment made by that section is effective with respect to taxable years beginning in 1977.

Puspan. L. 94–455, title XIV, § 1402(span)(2), Oct. 4, 1976, 90 Stat. 1732, provided that the amendment made by that section is effective with respect to taxable years beginning after Dec. 31, 1977.

Puspan. L. 91–172, title II, § 212(span)(2), Dec. 30, 1969, 83 Stat. 571, provided that:

Amendment by section 514(span)(2) of Puspan. L. 91–172 applicable to sales and other dispositions occurring after July 25, 1969, see section 514(c) of Puspan. L. 91–172, set out as a note under section 1221 of this title.

Amendment by section 516(span) of Puspan. L. 91–172 applicable to taxable years beginning after Dec. 31, 1969, see section 516(d)(2) of Puspan. L. 91–172, set out as a note under section 1001 of this title.

Amendment by Puspan. L. 88–272 applicable with respect to amounts received or accrued in taxable years beginning after Dec. 31, 1963, attributable to iron ore mined in such years, see section 227(c) of Puspan. L. 88–272, set out as a note under section 272 of this title.

Puspan. L. 85–866, title I, § 49(span), Sept. 2, 1958, 72 Stat. 1642, provided that: