U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2901.10.5000
$20.5M monthly imports
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Ruling Age
12 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of 2,4,4-Trimethylpentene, CAS No. 540-84-1from Germany
N243502 July 18, 2013 CLA-2-29:OT:RR:NC:N2:239 CATEGORY: Classification TARIFF NO.: 2901.10.5000 Christina L. Buswell SHEQ Coordinator INEOS Oligomers A division of INEOS USA LLC 2600 South Shore Blvd. Suite 400 League City, TX 77573 RE: The tariff classification of 2,4,4-Trimethylpentene, CAS No. 540-84-1 from Germany Dear Ms. Buswell: In your letter dated June 26, 2013, you requested a tariff classification ruling. 2,4,4-Trimethylpentene, also known as Isooctane 100, is a saturated acyclic hydrocarbon. It is used as a solvent. The applicable subheading for 2,4,4-Trimethylpentene will be 2901.10.5000, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Acyclic hydrocarbons: Saturated: Other. The rate of duty will be free. Duty rates are provided for your convenience and are subject to change. The text of the most recent HTSUS and the accompanying duty rates are provided on World Wide Web at http://www.usitc.gov/tata/hts/. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, contact National Import Specialist Laureen Tsang at (646) 733-3032. Sincerely, Thomas J. Russo Director National Commodity Specialist Division