1960—Subsec. (a).
Pub. L. 86–435, § 1(c)(1), inserted reference to section
543
(a)(9) in introductory provisions.
Subsec. (a)(4)(B).
Pub. L. 86–435, § 1(c)(2), included reference to section
543
(a)(9).
Subsec. (b).
Pub. L. 86–435, § 1(d), added par. (4), and inserted reference to par. (4) in last sentence.
Amendment by
Pub. L. 88–272 applicable to taxable years beginning after Dec. 31, 1963, see section 225(l)(1) of
Pub. L. 88–272 set out as a note under section
316 of this title.
Amendment by
Pub. L. 86–435 applicable only with respect to taxable years beginning after Dec. 31, 1959, see section 2 of
Pub. L. 86–435, set out as a note under section
543 of this title.