U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2933.79.5000
$13.6M monthly imports
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Ruling Age
34 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-29 · Updates monthly
The tariff classification of 1-carboethoxymethylpyrrolidin-2-one (CAS# 61516-73-2) from France.
NY 883747 March 26, 1992 CLA-2-29:S:N:N7:239 883747 CATEGORY: Classification TARIFF NO.: 2933.79.5000 Ms. Alice M. White S S T Corporation P.O. Box 1649 Clifton, NJ 07015-1649 RE: The tariff classification of 1-carboethoxymethylpyrrolidin- 2-one (CAS# 61516-73-2) from France. Dear Ms. White: In your letter dated March 5, 1993, you requested a tariff classification ruling. The applicable subheading for 1-carboethoxymethylpyrrolidin- 2-one will be 2933.79.5000, Harmonized Tariff Schedule of the United States (HTS), which provides for other lactams. The rate of duty will be 7.9 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