IRS to Tax Polymer with 1.33x10^17 Molecules?!
Published Date: 8/26/2026
Notice
Summary
This notice of filing announces that a petition has been filed requesting that poly(divinylbenzene-ethylvinylbenzene) ((C<INF>10</INF>H<INF>10</INF>)<INF>x</INF>(C<INF>10</INF>H<INF>12</INF> )<INF>y</INF>; x=1.33x10\17\, y=3.27x10\16\), also known as "DVB- EVB," 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.
Analyzed Economic Effects
1 provisions identified: 0 benefits, 1 costs, 0 mixed.
Petition to Tax DVB‑EVB at $10.03/ton
A petition was filed asking the IRS to add poly(divinylbenzene-ethylvinylbenzene) (DVB‑EVB; CAS 9043-77-0) to the list of taxable substances under Internal Revenue Code section 4672. The petitioner, importer Purolite LLC, provided proposed classification numbers (HTSUS 3903.90.5000; Schedule B 3903.90.0000) and calculated a tax rate of $10.03 per ton using conversion factors of 0.60 for benzene and 0.43 for ethylene. The notice requests public comments and any request for a public hearing to be received by October 26, 2026.
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