; and (B) by striking $80,689.50 and inserting $59,514.50 . (b) Conforming amendments (1) Section 1(j)(4)(B)(iii) of the Internal Revenue Code of 1986 is amended— (A) in the matter preceding subclause (I), by striking 37 percent and inserting 39.6 percent ; (B) in subclause (II), by striking 37-percent bracket and inserting 39.6-percent bracket ; and (C) in the heading, by striking 37 -percent bracket and inserting 39.6 -percent bracket . (2) Section 1(j)(4)(C) of such Code is amended— (A) in clause (i)(II), by striking paragraph (5)(B)(i)(IV) and inserting paragraph (5)(B)(iv) ; and (B) by amending clause (ii) to read as follows: (ii) the amount which would (without regard to this paragraph) be taxed at a rate below 39.6 percent shall not be more than the sum of— (I) the earned taxable income of such child, plus (II) the maximum dollar amount for the 35-percent rate bracket for estates and trusts. . (3) The heading of section 1(j)(5) of such Code is amended to read as follows: Application of zero percent capital gain rate brackets . (4) Subparagraphs (A) and (B) of section 1(j)(5) of such Code are amended to read as follows: (A) In general Subsection (h)(1)(B)(i) shall be applied by substituting below the maximum zero rate amount for which would (without regard to this paragraph) be taxed at a rate below 25 percent . (B) Maximum zero rate amount defined For purposes of subparagraph (A), the term maximum zero rate amount means— (i) in the case of a joint return or surviving spouse, $77,200; (ii) in the case of an individual who is a head of household (as defined in section 2(b)), $51,700; (iii) in the case of any other individual (other than an estate or trust), an amount equal to ½ of the amount in effect for the taxable year under clause (i)