Pub. L. 104-168, tit. IV, sec. 402
JOINT RETURN MAY BE MADE AFTER SEPARATE RETURNS WITHOUT FULL PAYMENT OF TAX.
Sec. 402. JOINT RETURN MAY BE MADE AFTER SEPARATE RETURNS WITHOUT FULL PAYMENT OF TAX. (a) General Rule.— Paragraph (2) of section 6013(b) (relating to limitations on filing of joint return after filing separate returns) is amended by striking subparagraph (A) and redesignating the following subparagraphs accordingly. (b) Effective Date.— The amendment made by subsection (a) shall apply to taxable years beginning after the date of the enactment of this Act.