; adjustments and inserting Adjustments . (g) Application of income tax brackets to capital gains brackets Section 1(h) is amended— (1) in paragraph (1)(B)(i), by striking 25 percent and inserting 22 percent , (2) in paragraph (1)(C)(ii)(I), by striking which would (without regard to this paragraph) be taxed at a rate below 39.6 percent and inserting below the maximum 15-percent rate amount , and (3) by adding at the end the following new paragraphs: (12) Maximum 15-percent rate amount defined For purposes of this subsection, the maximum 15-percent rate amount shall be— (A) in the case of a joint return or surviving spouse (as defined in section 2(a)), $479,000 ( ½ such amount in the case of a married individual filing a separate return), (B) in the case of an individual who is a head of household (as defined in section 2(b)), $452,400, (C) in the case of any other individual (other than an estate or trust), $425,800, and (D) in the case of an estate or trust, $12,700. (13) Determination of 0 percent rate bracket for estates and trusts In the case of any estate or trust, paragraph (1)(B) shall be applied by treating the amount determined in clause (i) thereof as being equal to $2,600. (14) Inflation adjustment (A) In general Each of the dollar amounts in paragraphs (12) and (13) shall be increased by an amount equal to— (i) such dollar amount, multiplied by (ii) the cost-of-living adjustment determined under subsection (f)(3) for the calendar year in which the taxable year begins, determined by substituting calendar year 2017 for calendar year 2016 in subparagraph (A)(ii) thereof. (B) Rounding If any increase under subparagraph (A) is not a multiple of $50, such increase shall be rounded to the next lowest multiple of $50. . (h) Conforming amendments (1) Section 1 is amended by striking subsections (i) and (j). (2) Section 3402(q)(1) is amended by striking third lowest and inserting fourth lowest . (i) Application of section 15 (1) In general Subsection (a) of section 15 is amended by striking If any rate of tax