26 USC 1223 - Holding period of property

For purposes of this subtitle
(1) In determining the period for which the taxpayer has held property received in an exchange, there shall be included the period for which he held the property exchanged if, under this chapter, the property has, for the purpose of determining gain or loss from a sale or exchange, the same basis in whole or in part in his hands as the property exchanged, and, in the case of such exchanges after March 1, 1954, the property exchanged at the time of such exchange was a capital asset as defined in section 1221 or property described in section 1231. For purposes of this paragraph
(A) an involuntary conversion described in section 1033 shall be considered an exchange of the property converted for the property acquired, and
(B) a distribution to which section 355 (or so much of section 356 as relates to section 355) applies shall be treated as an exchange.
(2) In determining the period for which the taxpayer has held property however acquired there shall be included the period for which such property was held by any other person, if under this chapter such property has, for the purpose of determining gain or loss from a sale or exchange, the same basis in whole or in part in his hands as it would have in the hands of such other person.
(3) In determining the period for which the taxpayer has held stock or securities the acquisition of which (or the contract or option to acquire which) resulted in the nondeductibility (under section 1091 relating to wash sales) of the loss from the sale or other disposition of substantially identical stock or securities, there shall be included the period for which he held the stock or securities the loss from the sale or other disposition of which was not deductible.
(4) In determining the period for which the taxpayer has held stock or rights to acquire stock received on a distribution, if the basis of such stock or rights is determined under section 307 (or under so much of section 1052 (c) as refers to section 113(a)(23) of the Internal Revenue Code of 1939), there shall (under regulations prescribed by the Secretary) be included the period for which he held the stock in the distributing corporation before the receipt of such stock or rights upon such distribution.
(5) In determining the period for which the taxpayer has held stock or securities acquired from a corporation by the exercise of rights to acquire such stock or securities, there shall be included only the period beginning with the date on which the right to acquire was exercised.
(6) In determining the period for which the taxpayer has held a residence, the acquisition of which resulted under section 1034 (as in effect on the day before the date of the enactment of the Taxpayer Relief Act of 1997) in the nonrecognition of any part of the gain realized on the sale or exchange of another residence, there shall be included the period for which such other residence had been held as of the date of such sale or exchange. For purposes of this paragraph, the term sale or exchange includes an involuntary conversion occurring after December 31, 1950, and before January 1, 1954.
(7) In determining the period for which the taxpayer has held a commodity acquired in satisfaction of a commodity futures contract (other than a commodity futures contract to which section 1256 applies) there shall be included the period for which he held the commodity futures contract if such commodity futures contract was a capital asset in his hands.
(8) Any reference in this section to a provision of this title shall, where applicable, be deemed a reference to the corresponding provision of the Internal Revenue Code of 1939, or prior internal revenue laws.
(9) In the case of a person acquiring property from a decedent or to whom property passed from a decedent (within the meaning of section 1014 (b)), if
(A) the basis of such property in the hands of such person is determined under section 1014, and
(B) such property is sold or otherwise disposed of by such person within 1 year after the decedents death,

then such person shall be considered to have held such property for more than 1 year.

(10) If
(A) property is acquired by any person in a transfer to which section 1040 applies,
(B) such property is sold or otherwise disposed of by such person within 1 year after the decedents death, and
(C) such sale or disposition is to a person who is a qualified heir (as defined in section 2032A (e)(1)) with respect to the decedent,

then the person making such sale or other disposition shall be considered to have held such property for more than 1 year.

(11) In determining the period for which the taxpayer has held qualified replacement property (within the meaning of section 1042 (b)) the acquisition of which resulted under section 1042 in the nonrecognition of any part of the gain realized on the sale of qualified securities (within the meaning of section 1042 (b)), there shall be included the period for which such qualified securities had been held by the taxpayer.
(12) In determining the period for which the taxpayer has held property the acquisition of which resulted under section 1043 in the nonrecognition of any part of the gain realized on the sale of other property, there shall be included the period for which such other property had been held as of the date of such sale.
(13) Except for purposes of sections 1202 (a)(2), 1202 (c)(2)(A), 1400B (b), and 1400F (b), in determining the period for which the taxpayer has held property the acquisition of which resulted under section 1045 or 1397B in the nonrecognition of any part of the gain realized on the sale of other property, there shall be included the period for which such other property has been held as of the date of such sale.
(14) If the security to which a securities futures contract (as defined in section 1234B) relates (other than a contract to which section 1256 applies) is acquired in satisfaction of such contract, in determining the period for which the taxpayer has held such security, there shall be included the period for which the taxpayer held such contract if such contract was a capital asset in the hands of the taxpayer.
(15) Cross reference.— 
For special holding period provision relating to certain partnership distributions, see section 735 (b).