Superfund excise tax on certain chemical substances was reinstated beginning on July 1, 2022, under the IIJA. There are two separate Superfund chemical excise taxes: a tax on the sale or use of taxable chemicals and a tax on the sale or use of imported taxable substances.
Summary of Internal Revenue Service IRS guidance and relevant tax matters for the week: Processing of Form 1040's on track, Released report that goes over concerns of delays in paper filed returns, tax forms can be amended electronically, list of written determinations