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Search a US HTS code, an ECCN, or words from the official description. Each result is either the import schedule or the Commerce Control List, with the release and the source it came from.

Not legal advice. Tariffkit is a free research tool. It quotes HTS rate text and ECCN control text as published by the official sources linked here. It does not classify an item, does not apply rulings, and does not calculate duty. Verify the cited release with those sources and with counsel before you rely on it.

Searched the HTS index. This query is an HTS code.

HTS

2026HTSRev19 · effective 09/15/2026

HTS

3815.90.10.00

3815 Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:
3815.90 Other:
Consisting wholly of inorganic substances:

Of bismuth, of tungsten or of vanadium

Units: kg

General: 6.5%
Special: Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Other: 40%

2026HTSRev19 · effective 09/15/2026

USITC HTS exportList for this linehts.usitc.gov
USITC release recordhts.usitc.gov

Open code page

/hts/3815.90.10.00

HTS

3815.90.20.00

3815 Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:
3815.90 Other:
Consisting wholly of inorganic substances:

Of mercury or of molybdenum

Units: kg

General: 2.8%
Special: Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Other: 18%

2026HTSRev19 · effective 09/15/2026

USITC HTS exportList for this linehts.usitc.gov
USITC release recordhts.usitc.gov

Open code page

/hts/3815.90.20.00

HTS

3815.90.30.00

3815 Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:
3815.90 Other:
Consisting wholly of inorganic substances: