Harmonized Tariff Schedule of the United States · HTS code · HS 2620.99

2620.99.20

2620.99.20: Slag, ash and residues: other, other, containing mainly tungsten

Other metal-bearing slag, ash and residues

Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 2620 Slag, ash and residues (other than from the manufacture of iron or steel), containing arsenic, metals or their compounds:
  2. Other:
  3. 2620.99 Other:
  4. 2620.99.20 Containing mainly tungsten

What you pay

Importing into USA

Customs duty 17.6¢/kg on tungsten content + 3.8% standard rate depends on the country of origin
Additional duties and charges 1 additional measure
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 1

  • Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
    Applies to goods from
    China
    In force
    from 24 September 2018
    Legal act
    HTSUS 9903.88.03

Preferential rates by country

Agreement or schemeCountriesRate
General (MFN)—17.6¢/kg on tungsten content + 3.8%
US–Australia FTA AUAustraliaFree
US–Bahrain FTA BHBahrainFree
US–Chile FTA CLChileFree
US–Colombia TPA COColombiaFree
US–Israel FTA ILIsraelFree
US–Jordan FTA JOJordanFree
US–Korea FTA KRSouth KoreaFree
US–Morocco FTA MAMoroccoFree
US–Oman FTA OMOmanFree
CAFTA-DR PCosta Rica, Dominican Republic, El Salvador, Guatemala, Honduras, NicaraguaFree
US–Panama TPA PAPanamaFree
US–Peru TPA PEPeruFree
USMCA SCanada, MexicoFree
US–Singapore FTA SGSingaporeFree
Column 2Cuba, North Korea, Russia, Belarus$1.32/kg on tungsten content + 40%

Special: reduced rates under trade agreements and preference programmes; the letters in brackets name the programmes (for example AU = Australia FTA, KR = Korea FTA).

Same subheading in other tariffs

2620.99 Slag, ash and residues: other, other

UK Free Third-country duty 5 tariff lines EU Free Third-country duty 5 tariff lines Türkiye Free Third-country duty 6 tariff lines Canada Free Third-country duty 2 tariff lines Mexico Free Third-country duty 2 tariff lines Brazil Free – 3.6% Third-country duty 2 tariff lines · average 1.8% Argentina Free – 3.6% Third-country duty 2 tariff lines · average 1.8% Peru Free Third-country duty 1 tariff line New Zealand Free Third-country duty 2 tariff lines Japan Free Third-country duty 1 tariff line Taiwan Free Third-country duty 4 tariff lines GCC 5% Third-country duty 5 tariff lines Switzerland Free Third-country duty 1 tariff line Norway Free Third-country duty 1 tariff line North Macedonia 5% Third-country duty 5 tariff lines Nigeria 5% Third-country duty 1 tariff line

USA lines: 2620.99

Binding rulings for similar goods

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • 600010060 HMRC 8 May 2024 – 7 May 2027 · 2620 99 95 00

    Black mass material, which is granulated into a powder form. It is recovered via a process of crushing, refining and sorting the ingredients of used EV batteries. It is an anode/cathode material, without any aluminium or plastics. The black mass material has an approximate composition of mostly…

Legal notes

Notes

1. This chapter does not cover:

  1. (a) slag or similar industrial waste prepared as macadam (heading 2517);

  2. (b) natural magnesium carbonate (magnesite), whether or not calcined (heading 2519);

  3. (c) sludges from the storage tanks of petroleum oils, consisting mainly of such oils (heading 2710);

  4. (d) basic slag of Chapter 31;

  5. (e) slag wool, rock wool or similar mineral wools (heading 6806);

  6. (f) waste or scrap of precious metal or of metal clad with precious metal; other waste or scrap containing precious metal or precious-metal compounds, of a kind used principally for the recovery of precious metal (heading 7112 or 8549); or

  7. (g) copper, nickel or cobalt mattes produced by any process of smelting (Section XV).

2. For the purposes of headings 2601 to 2617, the term ‘ores’ means minerals of mineralogical species actually used in the metallurgical industry for the extraction of mercury, of the metals of heading 2844 or of the metals of Section XIV or XV, even if they are intended for non-metallurgical purposes. Headings 2601 to 2617 do not, however, include minerals which have been submitted to processes not normal to the metallurgical industry.

3. Heading 2620 applies only to:

  1. (a) slag, ash and residues of a kind used in industry either for the extraction of metals or as a basis for the manufacture of chemical compounds of metals, excluding ash and residues from the incineration of municipal waste (heading 2621); and

  2. (b) slag, ash and residues containing arsenic, whether or not containing metals, of a kind used either for the extraction of arsenic or metals or for the manufacture of their chemical compounds.

Subheading notes

1. For the purposes of subheading 262021, ‘leaded gasoline sludges and leaded anti-knock compound sludges’ mean sludges obtained from storage tanks of leaded gasoline and leaded anti-knock compounds (for example, tetraethyl lead), and consisting essentially of lead, lead compounds and iron oxide.

2. Slag, ash and residues containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic or those metals or for the manufacture of their chemical compounds, are to be classified in subheading 262060.

Chapter notes: Chapter 26 →

HTS code 2620.99.20 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 2620.99 (slag, ash and residues: other, other).

The general duty is a specific or compound duty: 17.6¢/kg on tungsten content + 3.8%.

For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is free, the Canada duty is free, the Mexico duty is free, the Brazil duty is 0%–3.6%, the Argentina duty is 0%–3.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 5% and the Nigeria duty is 5%.

The United States imported goods of subheading 2620.99 worth US$309m in 2024; the largest supplier was Canada, and the United Kingdom ranked 8th with US$3m.

Questions and answers

What is the USA import duty for HTS code 2620.99.20?

The general duty in the Harmonized Tariff Schedule of the United States is 17.6¢/kg on tungsten content + 3.8%; the supplementary unit is kg, W kg. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Is there a lower rate for 2620.99.20 under US trade agreements?

Yes. The Special column reads “Free (A, AU, BH, CL, CO,D,E, IL, JO, KR, MA, OM,P, PA, PE,S, SG)”: the letters in brackets name the agreements and programmes that grant it.

Where does the United States import these goods from?

For subheading 2620.99 as a whole, the largest supplier in 2024 was Canada (US$150m), followed by Norway.

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