2025-15563Notice

Superfund Tax Targets Ultra-Specific Rubber Formula

Published Date: 8/15/2025

Notice

Summary

A new petition wants to add a special kind of rubber called ethylene-propylene-dicyclopentadiene rubber to the list of chemicals that get a Superfund tax. Companies making or using this rubber should pay attention because this could mean new taxes soon. The government is asking for comments before making any final decisions, so now’s the time to speak up!

Analyzed Economic Effects

1 provisions identified: 0 benefits, 1 costs, 0 mixed.

Petition to Add Specific Rubber to Tax List

A petition was filed asking that ethylene-propylene-dicyclopentadiene rubber ((C2H4)m-(C3H6)n-(C10H12)o; m=73.18, n=26.53, o=0.29) be added to the list of taxable substances. The agency is requesting public comments on that petition. This notice is not a decision that the list has been changed.

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Key Dates

Published Date
8/15/2025

Department and Agencies

Department
Independent Agency
Agency
Treasury Department
Internal Revenue Service
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