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
20 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of L-2-Aminosuberic acid, CAS # 4254-88-0, imported in bulk form, from Spain or Switzerland
NY R03443 April 4, 2006 CLA-2-29:RR:NC:2:240 R03443 CATEGORY: Classification TARIFF NO.: 2922.49.4050 Mr. Christopher Colford Mitsui & Company (U.S.A.), Inc. 200 Park Avenue New York, NY 10166-0130 RE: The tariff classification of L-2-Aminosuberic acid, CAS # 4254-88-0, imported in bulk form, from Spain or Switzerland Dear Mr. Colford: In your letter dated March 13, 2006 you requested a tariff classification ruling. The subject product, L-2-Aminosuberic, also known as Octanedioic acid 2-amino-, (2S)-, is a nonaromatic amino acid indicated for use as a pharmaceutical intermediate. The applicable subheading for L-2-Aminosuberic acid will be 2922.49.4050, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof: Other: Other: Amino acids: Other. The rate of duty will be 4.2 percent ad valorem. 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 Stephanie Joseph at 646-733-3268. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division