calendar year after 2019, the $30,000,000 amounts contained in subparagraphs (C)(i), (D)(i), and (D)(iii)(II) shall each be increased by an amount equal to— (i) such dollar amount, multiplied by (ii) the cost-of-living adjustment determined under section 1(f)(3) for such calendar year, determined by substituting calendar year 2018 for calendar year 2016 in subparagraph (A)(ii) thereof. Any increase determined under the preceding sentence shall be rounded to the nearest multiple of $100,000. . (d) Effective date The amendments made by this section shall apply to obligations issued after the date of the enactment of this Act.