2849.90.30.00—Carbides, whether or not chemically defined, of tungstenGeneral
5.5%
Units
kg, W kg
Column 2
55.5%
Special
Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P, PA,PE,S,SG)
HTS 2849.90.30.00 is the U.S. Harmonized Tariff Schedule classification for Carbides, whether or not chemically defined, of tungsten. It's a 10-digit statistical line in Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes, Section VI: Products of the Chemical or Allied Industries, used by U.S. Customs and Border Protection to determine the duty rate at entry. 1 Chapter 99 tariff modification currently stacks on top of the base rate.
New to HTS codes? Read our guide on how HTS classification works →
Chapter 99 overlays that stack on the base rate
| Code | Authority | Rate |
|---|---|---|
| 9903.91.01 | section_301 | The duty provided in the applicable subheading + 25% |
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 country of origin of tungsten powder and tungsten carbide powder for purposes of the United States-Korea Free Trade Agreement
The tariff classification and country of origin of tungsten carbide powder and tungsten powder
The tariff classification of Ammonium Paratungstate (APT) 88.5% Powderand Tungsten Carbide (Powder) from Japan
The tariff classification of tungsten carbide with 0.4%vanadium added, from Germany.
Request for reconsideration of NY 841641; carbides; not agglomerated; mixtures; binders; EN 28.49; EN 38.23; EN 82.09; HQ 087611 affirmed; NY 841641 affirmed
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
HTS 2849.90.30.00 is the U.S. Harmonized Tariff Schedule classification for Carbides, whether or not chemically defined, of tungsten. It belongs to Chapter 28 of the HTSUS.
The general (Column 1) duty rate for HTS 2849.90.30.00 is 5.5%. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
Yes. Imports of HTS 2849.90.30.00 from countries party to a trade program (such as USMCA, KORUS, GSP, or the African Growth and Opportunity Act) may qualify for the special rate: Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P, PA,PE,S,SG). Eligibility depends on rules of origin and certification.
The Column 2 rate for HTS 2849.90.30.00 is 55.5%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
Yes — HTS 2849.90.30.00 is covered by section_301 provision 9903.91.01 (The duty provided in the applicable subheading + 25%). Open the code page for the full overlay stack with effective dates and country scopes.
No active AD/CVD orders currently flag HTS 2849.90.30.00 in Tandom's catalog. Tandom monitors Federal Register notices daily; a flag will appear here within 24h of any new order's publication.
Free Trade Agreement and special-program eligibility
Tandom guides relevant to this code
How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
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