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Superfund Taxable Chemicals

List of Taxable Chemicals and Rates (26 USC 4661) as specified under the Infrastructure Investment and Jobs Act (P.L. 177-58) of 2021

The tax applies when domestically produced for sale or use; or if imported unless an exemption applies. Last updated February 2022.

Chemical NameTax Rate Per Ton ($)
Acetylene9.74
Ammonia5.28
Antimony8.90
Antimony trioxide7.50
Arsenic8.90
Arsenic trioxide6.82
Barium sulfide4.60
Benzene9.74
Bromine8.90
Butadiene9.74
Butane9.74
Butylene9.74
Cadmium8.90
Chlorine5.40
Chromite3.04
Chromium8.90
Cobalt8.90
Cupric oxide7.18
Cupric sulfate3.74
Ethylene9.74
Hydrochloric acid0.58
Hydrogen fluoride8.46
Lead oxide8.28
Mercury8.90
Methane6.88
Naphthalene9.74
Nickel8.90
Nitric acid0.48
Phosphorus8.90
Potassium dichromate3.38
Potassium hydroxide0.44
Propylene9.74
Sodium dichromate3.74
Sodium hydroxide0.56
Stannic chloride4.24
Stannous chloride5.70
Sulfuric acid0.52
Toluene9.74
Xylene9.74
Zinc chloride4.44
Zinc sulfate3.80