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HTS 8109.31.00Zirconium and articles thereof, including waste and scrap:Waste and scrap: Containing less than 1 part hafnium to 500 parts zirconium by weight

What that translates to:Zirconium waste and scrap, <1 part hafnium per 500

Also written 81093100 or 8109.31.0000. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Zirconium waste and scrap, <1 part hafnium per 500 (HTS 8109.31.00) from China owe 37.5% in total duties as of Oct 1, 2026: no regular duty plus a 12.5% forced-labor tariff (Section 301) and a 25% China tariff (Section 301).

Total duty rate37.5%That's $3,750 on a $10,000 shipment.
Forced-labor tariffSection 301, since Jul 24, 202612.5%
China tariffSection 301, since May 10, 201925%
Regular dutyBase rate (MFN) in the tariff scheduleFree
Total duty37.5%
Court status: Challenged at the U.S. Court of International Trade in In re Section 301 Forced Labor Cases, Court No. 26-03555-3JP, before a three-judge panel. The plaintiffs, Learning Resources and others, have moved for judgment on the agency record, arguing that the action (91 FR 47318) exceeds USTR's statutory authority, is arbitrary and capricious, and is pretextual; 25 states, plaintiffs in Court No. 26-cv-03467-3JP, support them as amici (brief filed Sep 11, 2026). No ruling as of Oct 1, 2026, so the rate is unchanged.
Sources: USITC Harmonized Tariff Schedule, Revision 20 (2026); USTR, Notice of Actions in Section 301 Investigations (forced labor), 91 FR 47318, Jul 28, 2026; HTS 9903.05.31; USTR, Notice of Modification of Section 301 Action (List 3 raised to 25% from May 10, 2019), 84 FR 20459, May 9, 2019; HTS 9903.88.03.

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Official description

Zirconium and articles thereof, including waste and scrap: Waste and scrap: Containing less than 1 part hafnium to 500 parts zirconium by weight

Legal text from the Harmonized Tariff Schedule, Revision 20 (2026), chapter 81: Other base metals; cermets; articles thereof.

Statistical lines

The 10-digit numbers used on entry paperwork. They share this code's duty rates.

  • 8109.31.0000 (8109310000)Containing less than 1 part hafnium to 500 parts zirconium by weight · reported in kg

Related codes

8109.21.00 Unwrought zirconium; powders…8109.29.00 Unwrought zirconium; powders, other8109.39.00 Waste and scrap, other8109.91.00 Zirconium and articles thereof…8109.99.00 Zirconium and articles thereof…

What changed for this code

Questions about HTS 8109.31.00

What is the duty rate for HTS 8109.31.00?

The regular (column 1 general) rate printed in the tariff schedule is Free. Goods from China owe 37.5% in total as of Oct 1, 2026, including any additional tariffs. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 8109.31.00 subject to Section 301 tariffs?

Yes, for goods from 85 countries and territories as of Oct 1, 2026, including Algeria, Angola, Argentina, Australia, Austria. Choose a country above to see the rate and any exemptions.

Is HTS 8109.31.00 subject to Section 232 tariffs?

No Section 232 tariff applies to HTS 8109.31.00 as of Oct 1, 2026, from any country of origin.

HTSLookup shows the duties CBP collects on this code by country of origin. Antidumping or countervailing duties may also apply to some exporters; they're set per company and aren't shown.