CBP Ruling Database
Search past U.S. Customs and Border Protection classification rulings. Find precedent for your product and cite it in your own classification.
27 rulings found
The tariff classification of tetramethylammonium chloride (TMAC) 60 % (CAS 75-57-0) from Taiwan
N309818
2923900100
The tariff classification of tetramethylammonium chloride (TMAC) 60 % (CAS 75-57-0) from Taiwan
The tariff classification of certain Tertiary Amine and Quaternary Ammonium Compounds from China
N311706
2923900100
The tariff classification of certain Tertiary Amine and Quaternary Ammonium Compounds from China