U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2909.19.1090
$11.0M monthly imports
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Court Cases
2 cases
CIT & Federal Circuit
Ruling Age
30 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data, CourtListener (CIT/CAFC) · As of 2026-05-02 · Updates monthly
The tariff classification of Isobutyl vinyl ether, CAS 109-53-5, also known as 1-(Ethenyloxy)-2-methylpropane, from Japan
NY 814384 October 12, 1995 CLA-2-29:R:N2:240 814384 CATEGORY: Classification TARIFF NO.: 2909.19.1090 Mr. Joseph J. Chivini Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089-4537 RE: The tariff classification of Isobutyl vinyl ether, CAS 109-53-5, also known as 1-(Ethenyloxy)-2-methylpropane, from Japan Dear Mr. Chivini: In your letter dated August 28, 1995 you requested a tariff classification ruling. The applicable subheading for Isobutyl vinyl ether, CAS 109-53-5, also known as 1-(Ethenyloxy)-2-methylpropane, will be 2909.19.1090, Harmonized Tariff Schedule of the United States (HTS), which provides for ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulfonated, nitrated or nitrosated derivatives: acyclic ethers and their halogenated, sulfonated, nitrated or nitrosated derivatives. The rate of duty will be 5.6 percent ad valorem. This ruling is being issued under the provisions of Section 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 Stephanie Joseph at 212-466-5768. Sincerely, Roger J. Silvestri Director National Commodity Specialist Division