Cost-of-living adjustment

Each dollar amount in subsections (b)(2), (c)(2)(A), and in the case of taxable years beginning after 2026, (c)(1)(E)(ii)(II) shall be increased by an amount equal to—

(A) such dollar amount, multiplied by

(B) the cost-of-living adjustment determined under section 1(f)(3) for the calendar year in which such taxable year begins determined by substituting for “calendar year 2016” in subparagraph (A)(ii) thereof— (i) except as provided in clauses (ii) and (iii), “calendar year 1997”, (ii) in the case of each dollar amount in subsection (c)(2)(A), “calendar year 2003”, and (iii) in the case of the dollar amount in subsection (c)(1)(E)(ii)(II), “calendar year 2025”.

In the case of adjustments made for any taxable year beginning after 2007, section 1(f)(4) shall be applied for purposes of this paragraph by substituting “March 31” for “August 31”, and the Secretary shall publish the adjusted amounts under subsections (b)(2), (c)(1)(E)(ii)(II), and (c)(2)(A) for taxable years beginning in any calendar year no later than June 1 of the preceding calendar year.

If any increase under paragraph (1) is not a multiple of $50, such increase shall be rounded to the nearest multiple of $50.