📅Meeting Notice for Taxpayer Advocacy Panel on July 9, 2025
In the Federal Register that was originally published on June 11, 2025, the Designated Federal Officer signing this document is being changed to John A. Lipold. All other meeting details remain unchanged. This meeting will be held as a virtual video conference via the Microsoft Teams platform.
Learn More💰Estate Tax Closing Letter Fee Update - Regulatory Corrections
The document corrects fee calculations related to estate tax closing letters by the Internal Revenue Service, specifically addressing inaccuracies in previously published figures. It outlines necessary adjustments to ensure accurate reporting of costs, crucial for entities involved in estate management and compliance.
Learn More🧪Notice on Superfund Tax for Tri-isononyl Tri-Mellitate
This notice of filing announces that a petition has been filed requesting that tri-isononyl tri-mellitate be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More🧪Notice to Modify Taxable Substances List for Neo Decanoic Acid
This notice of filing announces that a petition has been filed requesting that neo decanoic acid be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More🧪IRS Notice on Superfund Tax for Linear Nonyl Phthalate
This notice of filing announces that a petition has been filed requesting that linear nonyl phthalate be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More🧪Notice on Superfund Tax for Neo Pentanoic Acid Filing
This notice of filing announces that a petition has been filed requesting that neo pentanoic acid be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More🧪Superfund Tax Notice on Acrylonitrile Butadiene Styrene - Update
The Department of the Treasury and the IRS published a document in the Federal Register of April 3, 2025, concerning the notice of filing for acrylonitrile butadiene styrene ((C<INF>3</INF>H<INF>3</INF>N)<INF>a</INF>- (C<INF>4</INF>H<INF>6</INF>)<INF>b</INF>- (C<INF>8</INF>H<INF>8</INF>)<INF>s</INF>; a = 0.16, b = 0.10, s = 0.74), public docket number IRS-2025-0030. This document contained an incorrect date for the petition filing date for purposes of refund claims.
Learn More🧪IRS Seeks Input on Superfund Tax for Poly(ethylene-propylene) Rubber
This notice of filing announces that a petition has been filed requesting that poly(ethylene-propylene) rubber ((C<INF>2</INF>H<INF>4</INF>)<INF>m</INF>- (C<INF>3</INF>H<INF>6</INF>)<INF>n</INF>; m=59.04, n=40.96) be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More⚗️Superfund Tax on Isobutene-Isoprene Rubber
This notice of filing announces that a petition has been filed requesting that isobutene-isoprene rubber ((C<INF>4</INF>H<INF>8</INF>)<INF>n</INF>- (C<INF>5</INF>H<INF>8</INF>)<INF>m</INF>; n=99.10, m=0.90) be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
Learn More🧪Proposed Superfund Tax Filing for Styrene-Butadiene Rubber
This notice of filing announces that a petition has been filed requesting that solution styrene-butadiene rubber ((C<INF>4</INF>H<INF>6</INF>)<INF>m</INF>- (C<INF>8</INF>H<INF>8</INF>)<INF>n</INF>; m=13.31; n=2.50) be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.
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