U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
:2922.49.4050
$36.1M monthly imports
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Ruling Age
29 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of DL-Norvaline (CAS # 760-78-1) from Germany
NY B84019 April 25, 1997 CLA-2-29:RR:NC:2:240 B84019 CATEGORY: Classification TARIFF NO.:2922.49.4050 Mr. Joseph J. Chivini Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089-4537 RE: The tariff classification of DL-Norvaline (CAS # 760-78-1) from Germany Dear Mr. Chivini: In your letter dated March 31, 1997, you requested a tariff classification ruling. The applicable subheading for DL-Norvaline also known as (ñ)-2-Aminopentanoic acid will be 2922.49.4050, Harmonized Tariff Schedule of the United States (HTS), which provides for oxygen-function amino-compounds: amino-acids and their esters, other than those containing more than one kind of oxygen function; salts thereof: other: other: amino acids: other. The rate of duty will be 4.2 percent ad valorem. 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 Stephanie Joseph at 212-466-5768. Sincerely, Gwenn Klein Kirschner Chief, Special Products Branch National Commodity Specialist Division