U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2934.10.9000
$13.6M monthly imports
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Ruling Age
31 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of 2-Amino-4-Methylthiazole (CAS No. 1603-91-4) from Japan.
NY 805369 January 23, 1995 CLA-2-29:S:N:N7:239 805369 CATEGORY: Classification TARIFF NO.: 2934.10.9000 Mr. Edmund J. Corboy Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089 RE: The tariff classification of 2-Amino-4-Methylthiazole (CAS No. 1603-91-4) from Japan. Dear Mr. Corboy: In your letter dated December 15, 1994, you requested a tariff classification ruling for 2-amino-4-methylthiazole which is used for research and development and as an antihyperthyroid drug. The applicable subheading will be 2934.10.9000, Harmonized Tariff Schedule of the United States (HTS), which provides for other heterocyclic compounds: compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure: other. The rate of duty will be 7.6 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 this ruling letter should be attached to the entry documents filed at the time this merchandise is imported. If the documents have been filed without a copy, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport