Chapter 81
Other Base Metals; Cermets; Articles Thereof
108 tariff lines · 84 filing-ready 10-digit codes · codes begin with 81
Chapter 81 of the US Harmonized Tariff Schedule covers other Base Metals; Cermets; Articles Thereof. Every code in this chapter starts with the digits 81. Work down the nested list below: the bold headings are broad categories, and the 10-digit statistical codes underneath them are what you actually declare to US Customs. Duty rates shown are the general (Column 1) rates that apply to most trading partners.
Codes in Chapter 81
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8101.10.00.00 | Powders | 10-digit statistical code | 7% |
| 8101.94.00.00 | Unwrought tungsten, including bars and rods obtained simply by sintering | 10-digit statistical code | 6.6% |
| 8101.96.00.00 | Wire | 10-digit statistical code | 4.4% |
| 8101.97.00.00 | Waste and scrap | 10-digit statistical code | 2.8% |
| 8101.99 | Other | 6-digit heading | |
| 8101.99.10.00 | Bars and rods, other than those obtained simply by sintering, profiles, plates, sheets, strip and foil | 10-digit statistical code | 6.5% |
| 8101.99.80.00 | Other | 10-digit statistical code | 3.7% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8102.10.00.00 | Powders | 10-digit statistical code | 9.1¢/kg on molybdenum content + 1.2% |
| 8102.94.00.00 | Unwrought molybdenum, including bars and rods obtained simply by sintering | 10-digit statistical code | 13.9¢/kg on molybdenum content + 1.9% |
| 8102.95 | Bars and rods, other than those obtained simply by sintering, profiles, plates, sheets, strip and foil | 6-digit heading | |
| 8102.95.30.00 | Bars and rods | 10-digit statistical code | 6.6% |
| 8102.95.60.00 | Other | 10-digit statistical code | 6.6% |
| 8102.96.00.00 | Wire | 10-digit statistical code | 4.4% |
| 8102.97.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8102.99.00.00 | Other | 10-digit statistical code | 3.7% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8103.20.00 | Unwrought tantalum, including bars and rods obtained simply by sintering; powders | 8-digit subheading | 2.5% |
| 8103.20.00.30 | Powders | 10-digit statistical code | |
| 8103.20.00.90 | Other | 10-digit statistical code | |
| 8103.30.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8103.91.00.00 | Crucibles | 10-digit statistical code | 4.4% |
| 8103.99.00.00 | Other | 10-digit statistical code | 4.4% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8104.11.00.00 | Containing at least 99.8 percent by weight of magnesium | 10-digit statistical code | 8% |
| 8104.19.00.00 | Other | 10-digit statistical code | 6.5% |
| 8104.20.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8104.30.00.00 | Raspings, turnings and granules, graded according to size; powders | 10-digit statistical code | 4.4% |
| 8104.90.00.00 | Other | 10-digit statistical code | 14.8¢/kg on magnesium content + 3.5% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8105.20 | Cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders | 6-digit heading | |
| 8105.20.30.00 | Alloys | 10-digit statistical code | 4.4% |
| 8105.20.60.00 | Other | 10-digit statistical code | Free |
| 8105.20.90.00 | Other | 10-digit statistical code | Free |
| 8105.30.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8105.90.00.00 | Other | 10-digit statistical code | 3.7% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8106.10.00.00 | Containing more than 99.99 percent of bismuth, by weight | 10-digit statistical code | Free |
| 8106.90.00.00 | Other | 10-digit statistical code | Free |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8108.20.00 | Unwrought titanium; powders | 8-digit subheading | 15% |
| 8108.20.00.10 | Sponge | 10-digit statistical code | |
| 8108.20.00.15 | Powders | 10-digit statistical code | |
| 8108.20.00.30 | Ingots | 10-digit statistical code | |
| 8108.20.00.95 | Other | 10-digit statistical code | |
| 8108.30.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8108.90 | Other | 6-digit heading | |
| 8108.90.30 | Articles of titanium | 8-digit subheading | 5.5% |
| 8108.90.30.30 | Castings | 10-digit statistical code | |
| 8108.90.30.60 | Other | 10-digit statistical code | |
| 8108.90.60 | Other | 8-digit subheading | 15% |
| 8108.90.60.20 | Blooms, sheet bars, and slabs | 10-digit statistical code | |
| 8108.90.60.31 | Other bars, rods, profiles and wire | 10-digit statistical code | |
| 8108.90.60.45 | Plates, sheets, strips and foil | 10-digit statistical code | |
| 8108.90.60.60 | Tubes and pipes | 10-digit statistical code | |
| 8108.90.60.75 | Other | 10-digit statistical code |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8109.21.00.00 | Containing less than 1 part hafnium to 500 parts zirconium by weight | 10-digit statistical code | 4.2% |
| 8109.29.00.00 | Other | 10-digit statistical code | 4.2% |
| 8109.31.00.00 | Containing less than 1 part hafnium to 500 parts zirconium by weight | 10-digit statistical code | Free |
| 8109.39.00.00 | Other | 10-digit statistical code | Free |
| 8109.91.00.00 | Containing less than 1 part hafnium to 500 parts zirconium by weight | 10-digit statistical code | 3.7% |
| 8109.99.00.00 | Other | 10-digit statistical code | 3.7% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8110.10.00.00 | Unwrought antimony; powders | 10-digit statistical code | Free |
| 8110.20.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8110.90.00.00 | Other | 10-digit statistical code | Free |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8111.00.30.00 | Waste and scrap | 10-digit statistical code | Free |
| 8111.00.47.00 | Flake containing at least 99.5 percent by weight manganese | 10-digit statistical code | 14% |
| 8111.00.49 | Other | 8-digit subheading | 14% |
| 8111.00.49.10 | Powder containing at least 99.5 percent by weight manganese | 10-digit statistical code | |
| 8111.00.49.90 | Other | 10-digit statistical code | |
| 8111.00.60.00 | Other | 10-digit statistical code | 3.7% |
| HTS code | Description | Level | General duty rate |
|---|---|---|---|
| 8112.12.00.00 | Unwrought; powders | 10-digit statistical code | 8.5% |
| 8112.13.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.19.00.00 | Other | 10-digit statistical code | 5.5% |
| 8112.21.00.00 | Unwrought; powders | 10-digit statistical code | 3% |
| 8112.22.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.29.00.00 | Other | 10-digit statistical code | 3% |
| 8112.31.00.00 | Unwrought; waste and scrap; powders | 10-digit statistical code | Free |
| 8112.39.00.00 | Other | 10-digit statistical code | 4% |
| 8112.41 | Unwrought; waste and scrap; powders | 6-digit heading | |
| 8112.41.10.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.41.50.00 | Unwrought; powders | 10-digit statistical code | 3% |
| 8112.49.00.00 | Other | 10-digit statistical code | 4% |
| 8112.51.00.00 | Unwrought; powders | 10-digit statistical code | 4% |
| 8112.52.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.59.00.00 | Other | 10-digit statistical code | 4% |
| 8112.61.00.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.69 | Other | 6-digit heading | |
| 8112.69.10.00 | Unwrought cadmium; powders | 10-digit statistical code | Free |
| 8112.69.90.00 | Other | 10-digit statistical code | 4.4% |
| 8112.92 | Unwrought; waste and scrap; powders | 6-digit heading | |
| 8112.92.07.00 | Waste and scrap | 10-digit statistical code | Free |
| 8112.92.10.00 | Gallium | 10-digit statistical code | 3% |
| 8112.92.30.00 | Indium | 10-digit statistical code | Free |
| 8112.92.40.00 | Niobium (columbium) | 10-digit statistical code | 4.9% |
| 8112.92.60.00 | Unwrought | 10-digit statistical code | 2.6% |
| 8112.92.65.00 | Other | 10-digit statistical code | 4.4% |
| 8112.92.70.00 | Vanadium | 10-digit statistical code | 2% |
| 8112.99 | Other | 6-digit heading | |
| 8112.99.10.00 | Germanium | 10-digit statistical code | 4.4% |
| 8112.99.20.00 | Vanadium | 10-digit statistical code | 2% |
| 8112.99.91.00 | Other | 10-digit statistical code | 4% |
| HTS code | Description | Level | General duty rate |
|---|
Not sure which line applies?
Classification follows the General Rules of Interpretation: the most specific description wins, and you must use a 10-digit statistical code on the entry. When two lines look equally plausible, a CBP binding ruling is the only way to be certain.
Source: USITC Harmonized Tariff Schedule, 2026 Basic Edition, Revision 16. Rate text is reproduced verbatim from the official export; category paths and duty estimates are derived.
Data loaded August 18, 2026.Check this chapter on hts.usitc.govReport an errorHow this data is built