2025-05621NoticeWallet

Wetsuit Rubber Chloroprene Faces IRS Superfund Tax

Published Date: 4/3/2025

Notice

Summary

The IRS got a request to add chloroprene rubber to the list of chemicals that get a special Superfund tax. This means companies making or using this rubber might pay extra taxes if the change happens. People have until June 2, 2025, to share their thoughts or ask for a public hearing before any decision is made.

Analyzed Economic Effects

2 provisions identified: 0 benefits, 2 costs, 0 mixed.

Petition to Tax Chloroprene Rubber

A petition was filed requesting that chloroprene rubber be added to the list of substances taxable under section 4672(a) of the Internal Revenue Code. The petition was filed February 7, 2025 (with a July 1, 2022 filing date for certain purposes), and stakeholders may submit comments or request a public hearing by June 2, 2025.

Petitioner’s Tax Rate and Conversion Factors

The petition includes the petitioner’s calculation that the tax rate for chloroprene rubber would be $10.51 per ton. The petition states conversion factors of 0.61 for butadiene, 0.80 for chlorine, and 0.45 for sodium hydroxide, and asserts that taxable chemicals constitute 100.00 percent by weight of the materials used to produce chloroprene rubber.

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Key Dates

Published Date
4/3/2025

Department and Agencies

Department
Independent Agency
Agency
Treasury Department
Internal Revenue Service
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