U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2917.39.5000
$18.0M monthly imports
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Ruling Age
34 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of Tetra Acid (CAS # 128-97-2)from China
NY 873320 May 8, 1992 CLA-2-29:S:N:N1:235 873320 CATEGORY: Classification TARIFF NO.: 2917.39.5000 Ms. Lily Lee Cometals, Inc. One Penn Plaza New York, N.Y. 10119 RE: The tariff classification of Tetra Acid (CAS # 128-97-2) from China Dear Ms. Lee: In your letter dated April 8, 1992 requested a tariff classification ruling. The applicable subheading for the Tetra Acid (CAS # 128-97- 2) will be 2917.39.5000, Harmonized Tariff Schedule of the United States (HTS), which provides for other aromatic polycarboxylic acids. The rate of duty will be 20 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