; and (3) shall be available only for the purposes specified in section 111 of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9611 ). 4. Modification of Superfund taxes (a) Hazardous substance superfund financing rate (1) Extension Subsection (e) of section 4611 of the Internal Revenue Code of 1986 is amended to read as follows: (e) Application of hazardous substance superfund financing rate The Hazardous Substance Superfund financing rate under this section shall apply after December 31, 1986, and before January 1, 1996, and after the date of the enactment of the Superfund Reinvestment Act and before January 1, 2027. . (2) Adjustment for inflation (A) Section 4611(c)(2)(A) of such Code is amended by striking 9.7 cents and inserting 16.3 cents . (B) Section 4611(c) of such Code is amended by adding at the end the following: (3) Adjustment for inflation (A) In general In the case of a year beginning after 2018, the amount in paragraph (2)(A) shall be increased by an amount equal to— (i) such amount, multiplied by (ii) the cost-of-living adjustment determined under section 1(f)(3) for the calendar year, determined by substituting calendar year 2017 for calendar year 1992 in subparagraph (B) thereof. (B) Rounding If any amount as adjusted under subparagraph (A) is not a multiple of $0.01, such amount shall be rounded to the next lowest multiple of $0.01. . (b) Adjustment of excise tax on certain chemicals for inflation Section 4661(b) of such Code is amended to read as follows: (b) Amount of tax (1) In general The amount of the tax imposed by subsection (a) shall be determined in accordance with the following table: In the case of: The tax is the following amount per ton: Acetylene $11.35 Benzene 11.35 Butane 11.35 Butylene 11.35 Butadiene 11.35 Ethylene 11.35 Methane 8.02 Naphthalene 11.35 Propylene 11.35 Toluene 11.35 Xylene 11.35 Ammonia 6.15 Antimony 10.37 Antimony trioxide 8.74 Arsenic 10.37 Arsenic trioxide 7.95 Barium sulfide 5.36 Bromine 10.37 Cadmium 10.37