Harmonized Tariff Schedule of the United States · HTS code · HS 3606.90

3606.90.80

3606.90.80: Ferrocerium and other pyrophoric alloys in all forms: other, other

Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 22 October 2026

  1. 3606 Ferrocerium and other pyrophoric alloys in all forms; articles of combustible materials as specified in note 2 to this chapter:
  2. 3606.90 Other:
  3. 3606.90.80 Other

What you pay

Importing into USA

Customs duty 5% 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) 7.5%
    Applies to goods from
    China
    In force
    from 1 September 2019
    Legal act
    HTSUS 9903.88.15

Preferential rates by country

Agreement or schemeCountriesRate
General (MFN)—5%
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, Belarus25%

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

3606.90 Ferro-cerium and other pyrophoric alloys in all forms: other

UK Free Third-country duty 2 tariff lines EU 6% – 6.5% Third-country duty 2 tariff lines · average 6.3% Türkiye 6% – 6.5% Third-country duty 4 tariff lines · average 6.3%

USA lines: 3606.90

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.

  • N271076 U.S. CBP 4 April 2016 · 3606.90.80.00

    The tariff classification of a synthetic UF resin torch from Costa Rica.

Legal notes

Notes

1. This chapter does not cover separate chemically defined compounds other than those described in note 2(a) or (b) below.

2. The expression ‘articles of combustible materials’ in heading 3606 applies only to:

  1. (a) metaldehyde, hexamethylenetetramine and similar substances, put up in forms (for example, tablets, sticks or similar forms) for use as fuels; fuels with a basis of alcohol, and similar prepared fuels, in solid or semi-solid form;

  2. (b) liquid or liquefied-gas fuels in containers of a kind used for filling or refilling cigarette or similar lighters and of a capacity not exceeding 300 cm3; and

  3. (c) resin torches, firelighters and the like.

Chapter notes: Chapter 36 →

HTS code 3606.90.80 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 3606.90 (ferro-cerium and other pyrophoric alloys in all forms: other).

The general duty is 5%, and quantities are declared in kg.

For the same subheading, the UK duty is free, the EU duty is 6%–6.5% and the Türkiye duty is 6%–6.5%.

The United States imported goods of subheading 3606.90 worth US$16.8m in 2024; the largest supplier was China.

Questions and answers

What is the USA import duty for HTS code 3606.90.80?

The general duty in the Harmonized Tariff Schedule of the United States is 5%; the supplementary unit is kg. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Is there a lower rate for 3606.90.80 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 3606.90 as a whole, the largest supplier in 2024 was China (US$6.4m), followed by Ireland.

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