WASHINGTON, May 6 -- Internal Revenue Service has issued a notice called: Superfund Tax on Chemical Substances; Request To Modify List of Taxable Substances; Notice of Filing for Hydrogenated Acrylonitrile-Butadiene Rubber (x = 2, 783.50, y = 1, 907.27; a = 5.74); Correction.

The notice was published in the Federal Register on May 6 by Oluwafunmilayo A. Taylor, Section Chief, Publications and Regulations Section, Associate Chief Counsel (Procedure and Administration).

Summary: The IRS and Treasury published a document in the Federal Registerof April 3, 2025, concerning the notice of filing for hydrogenated acrylonitrile-butadiene rubber ((C 4H 8) x-(C 3H 3N) y- (C 15H 24O) a; x = 2, 783.05, y = 1, 907.27, a = 5.74), public docket IRS-2025...