§ 355.
(d)
Recognition of gain on certain distributions of stock or securities in controlled corporation
(2)
Disqualified distribution
For purposes of this subsection, the term “disqualified distribution” means any distribution to which this section (or so much of section 356 as relates to this section) applies if, immediately after the distribution—
(A)
any person holds disqualified stock in the distributing corporation which constitutes a 50-percent or greater interest in such corporation, or
(B)
any person holds disqualified stock in the controlled corporation (or, if stock of more than 1 controlled corporation is distributed, in any controlled corporation) which constitutes a 50-percent or greater interest in such corporation.
(3)
Disqualified stock
For purposes of this subsection, the term “disqualified stock” means—
(A)
any stock in the distributing corporation acquired by purchase during the 5-year period ending on the date of the distribution, and
(B)
any stock in any controlled corporation—
(i)
acquired by purchase during the 5-year period ending on the date of the distribution, or
(ii)
received in the distribution to the extent attributable to distributions on—
(I)
stock described in subparagraph (A), or
(II)
any securities in the distributing corporation acquired by purchase during the 5-year period ending on the date of the distribution.
(4)
50-percent or greater interest
(5)
Purchase
For purposes of this subsection—
(A)
In general
Except as otherwise provided in this paragraph, the term “purchase” means any acquisition but only if—
(i)
the basis of the property acquired in the hands of the acquirer is not determined (I) in whole or in part by reference to the adjusted basis of such property in the hands of the person from whom acquired, or (II) under section 1014(a), and
(ii)
the property is not acquired in an exchange to which section 351, 354, 355, or 356 applies.
(B)
Certain section 351 exchanges treated as purchases
The term “purchase” includes any acquisition of property in an exchange to which section 351 applies to the extent such property is acquired in exchange for—
(i)
any cash or cash item,
(ii)
any marketable stock or security, or
(iii)
any debt of the transferor.
(C)
Carryover basis transactions
If—
(i)
any person acquires property from another person who acquired such property by purchase (as determined under this paragraph with regard to this subparagraph), and
(ii)
the adjusted basis of such property in the hands of such acquirer is determined in whole or in part by reference to the adjusted basis of such property in the hands of such other person,
such acquirer shall be treated as having acquired such property by purchase on the date it was so acquired by such other person.
(6)
Special rule where substantial diminution of risk
(B)
Property to which suspension applies
This paragraph applies to any stock or securities for any period during which the holder’s risk of loss with respect to such stock or securities, or with respect to any portion of the activities of the corporation, is (directly or indirectly) substantially diminished by—
(iii)
any special class of stock, or
(iv)
any other device or transaction.
(7)
Aggregation rules
(B)
Persons acting pursuant to plans or arrangements
(8)
Attribution from entities
(B)
Deemed purchase rule
If—
(i)
any person acquires by purchase an interest in any entity, and
(ii)
such person is treated under subparagraph (A) as holding any stock or securities by reason of holding such interest,
such stock or securities shall be treated as acquired by purchase by such person on the later of the date of the purchase of the interest in such entity or the date such stock or securities are acquired by purchase by such entity.
(9)
Regulations
The Secretary shall prescribe such regulations as may be necessary to carry out the purposes of this subsection, including—
(A)
regulations to prevent the avoidance of the purposes of this subsection through the use of related persons, intermediaries, pass-thru entities, options, or other arrangements, and
(B)
regulations modifying the definition of the term “purchase”.
([Aug. 16, 1954, ch. 736], [68A Stat. 113]; [Pub. L. 94–455, title XIX, § 1906(b)(13)(A)], Oct. 4, 1976, [90 Stat. 1834]; [Pub. L. 96–589, § 4(e)(2)], Dec. 24, 1980, [94 Stat. 3403]; [Pub. L. 100–203, title X, § 10223(b)], Dec. 22, 1987, [101 Stat. 1330–411]; [Pub. L. 100–647, title I, § 1018(d)(5)(C)], title II, § 2004(k)(1), Nov. 10, 1988, [102 Stat. 3580], 3605; [Pub. L. 101–508, title XI], §§ 11321(a), 11702(e)(2), Nov. 5, 1990, [104 Stat. 1388–460], 1388–515; [Pub. L. 104–188, title I, § 1704(t)(31)], Aug. 20, 1996, [110 Stat. 1889]; [Pub. L. 105–34, title X], §§ 1012(a), (b)(1), 1014(c), (e)(1), (2), Aug. 5, 1997, [111 Stat. 914], 916, 921; [Pub. L. 105–206, title VI, § 6010(c)(2)], July 22, 1998, [112 Stat. 813]; [Pub. L. 109–222, title II, § 202], title V, § 507(a), May 17, 2006, [120 Stat. 348], 358; [Pub. L. 109–432, div. A, title IV, § 410(a)], Dec. 20, 2006, [120 Stat. 2963]; [Pub. L. 110–172, § 4(b)(1)], (2), Dec. 29, 2007, [121 Stat. 2476]; [Pub. L. 113–295, div. A, title II, § 221(a)(50)], Dec. 19, 2014, [128 Stat. 4045]; [Pub. L. 114–113, div. Q, title III, § 311(a)], Dec. 18, 2015, [129 Stat. 3090]; [Pub. L. 115–141, div. U, title I, § 101(m)], title IV, § 401(a)(65), Mar. 23, 2018, [132 Stat. 1165], 1187.)