Pub. L. 101-508, tit. XI, subtit. A, pt. I, sec. 11102
INCREASE IN RATE OF INDIVIDUAL ALTERNATIVE MINIMUM TAX.
SEC. 11102. INCREASE IN RATE OF INDIVIDUAL ALTERNATIVE MINIMUM TAX. (a) General Rule.— Subparagraph (A) of section 55(b)(l) (relating to tentative minimum tax) is amended by striking “21 percent” and inserting “24 percent”. (b) Effective Date.— The amendment made by subsection (a) shall apply to taxable years beginning after December 31, 1990.