26 U.S.C. § 677
(a) General rule The grantor shall be treated as the owner of any portion of a trust, whether or not he is treated as such owner under section 674, whose income without the approval or consent of any adverse party is, or, in the discretion of the grantor or a nonadverse party, or both, may be—
This subsection shall not apply to a power the exercise of which can only affect the beneficial enjoyment of the income for a period commencing after the occurrence of an event such that the grantor would not be treated as the owner under section 673 if the power were a reversionary interest; but the grantor may be treated as the owner after the occurrence of the event unless the power is relinquished.
(Aug. 16, 1954, ch. 736, 68A Stat. 230; Pub. L. 91–172, title III, § 332(a), , 83 Stat. 599; Pub. L. 99–514, title XIV, § 1402(b)(3), , 100 Stat. 2712.)
1986—Subsec. (a). Pub. L. 99–514 substituted “the occurrence of an event” for “the expiration of a period” and “the occurrence of the event” for “the expiration of the period” in last sentence.
1969—Subsec. (a)(1) to (3). Pub. L. 91–172, § 332(a)(1), inserted “or the grantor’s spouse” after “the grantor” in pars. (1), (2), and (3).
Subsec. (b). Pub. L. 91–172, § 332(a)(2), inserted “(other than the grantor’s spouse)” after “beneficiary”.
Amendment by Pub. L. 99–514 applicable with respect to transfers in trust made after , except for transfers pursuant to a certain binding property settlement agreement, see section 1402(c) of Pub. L. 99–514, set out as a note under section 673 of this title.
Pub. L. 91–172, title III, § 332(b), , 83 Stat. 599, provided that:
“The amendments made by subsection (a) [amending this section] shall apply in respect of property transferred in trust after
October 9, 1969.”