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Tandom · Duty calculator
Add country, entered value, and entry date to estimate the base rate, potentially applicable Chapter 99 duties, and customs fees. AD/CVD scope requires a separate review.
HTS 2933.99.46.00 is the U.S. Harmonized Tariff Schedule classification for Heterocyclic compounds with nitrogen hetero-atom(s) only, other. It's a 10-digit statistical line in Chapter 29: Organic chemicals, Section VI: Products of the Chemical or Allied Industries, used by U.S. Customs and Border Protection to determine the duty rate at entry. No Chapter 99 flags or potentially relevant AD/CVD order flags are linked to this code in Tandom's current catalog view.
New to HTS codes? Read our guide on how HTS classification works →
Past CBP decisions classifying real products under this HTS code. Useful precedent when classifying a similar product — each ruling shows how CBP interpreted the code for a specific case.
The tariff classification of Favipiravir (CAS No. 259793-96-9) in bulk form, from Taiwan
The tariff classification of Albendazole (CAS-54965-21-8), imported in bulk form, from Spain
The tariff classification of Telaprevir (VX-950) (CAS- 402957-28-2), imported in both bulk and dosage forms, from Portugal
The tariff classification of Gemifloxacin (CAS-175463-14-6) imported in bulk form, from India
The tariff classification of Gemifloxacin Mesylate (CAS-204519-65-3), imported in bulk form, from Korea
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
HTS 2933.99.46.00 is the U.S. Harmonized Tariff Schedule classification for Heterocyclic compounds with nitrogen hetero-atom(s) only, other. It belongs to Chapter 29 of the HTSUS.
The general (Column 1) duty rate for HTS 2933.99.46.00 is 6.5% . This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
The HTS special-rate notation for 2933.99.46.00 is Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG). It can reference programs such as USMCA, KORUS, AGOA, and GSP; a program must be authorized on the entry date, and the shipment must satisfy its rules of origin and documentation requirements before a special rate can be claimed.
The Column 2 rate for HTS 2933.99.46.00 is 15.4¢/kg + 67.5%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Belarus, Cuba, North Korea, and Russia).
No Chapter 99 flags are linked to HTS 2933.99.46.00 in Tandom's current catalog view. Use the calculator's date, origin, and product inputs to check a specific entry scenario.
Tandom's current catalog view links no potentially relevant AD/CVD order flags to HTS 2933.99.46.00. Check current Commerce scope materials and Federal Register notices before relying on an HTS-only screen.
Programs referenced by the HTS Special-column notation
Special-column notation identifies rate candidates only. The shipment must independently satisfy the program's current authorization, origin, and documentation rules before a special rate can be claimed.
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