Harmonized Tariff Schedule of the United States · HTS code · HS 8544.30

8544.30.00

8544.30.00: Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships

Vehicle wiring harnesses

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. 8544 Insulated (including enameled or anodized) wire, cable (including coaxial cable) and other insulated electric conductors, whether or not fitted with connectors; optical fiber cables, made up of individually sheathed fibers, whether or not assembled with electric conductors or fitted with connectors:
  2. 8544.30.00 Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships

What you pay

Importing into USA

Customs duty 5% standard rate depends on the country of origin
Additional duties and charges 8 additional measures
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 8

  • Additional dutySection 232 — Medium- and heavy-duty vehicles, buses and parts 25%
    Applies to goods from
    all countries
    In force
    from 1 November 2025
    Legal act
    HTSUS 9903.74.08
  • Additional dutyRussia rate increase (Pub. L. 117-110) — Russian Federation (rates in lieu of column 2) 30%
    Applies to goods from
    Russia
    In force
    from 28 June 2022
    Legal act
    HTSUS 9903.90.08
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 25%
    Applies to goods from
    all countries except Japan, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, South Korea, Taiwan
    In force
    from 3 May 2025
    Legal act
    HTSUS 9903.94.05
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 5%
    Applies to goods from
    United Kingdom
    In force
    from 30 June 2025
    Legal act
    HTSUS 9903.94.32
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 10%
    Applies to goods from
    Japan
    In force
    from 16 September 2025
    Legal act
    HTSUS 9903.94.43
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 10%
    Applies to goods from
    Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia and 19 more
    In force
    from 25 September 2025
    Legal act
    HTSUS 9903.94.53
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 10%
    Applies to goods from
    South Korea
    In force
    from 4 December 2025
    Legal act
    HTSUS 9903.94.63
  • Additional dutySection 232 — Passenger vehicles, light trucks and parts 10%
    Applies to goods from
    Taiwan
    In force
    from 1 May 2026
    Legal act
    HTSUS 9903.94.67

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, Belarus30%

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

Footnotes

  • 9903.90.08 Articles the product of the Russian Federation, as provided for in U.S. note 30(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 30(b) to this subchapter

Same subheading in other tariffs

8544.30 Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships

UK 2% Third-country duty 12 tariff lines EU 3.7% Third-country duty 1 tariff line Türkiye 3.7% Third-country duty 1 tariff line Canada Free Third-country duty 1 tariff line Mexico Free – 25% Third-country duty 3 tariff lines · average 16.7% Brazil 16% Third-country duty 1 tariff line Argentina 16% Third-country duty 2 tariff lines Peru Free Third-country duty 1 tariff line New Zealand Free – 10% Third-country duty 13 tariff lines · average 5% Japan Free Third-country duty 2 tariff lines Taiwan 3.5% Third-country duty 1 tariff line GCC 5% Third-country duty 2 tariff lines Switzerland Free Third-country duty 1 tariff line Norway Free Third-country duty 1 tariff line North Macedonia 3.7% Third-country duty 1 tariff line Nigeria 20% Third-country duty 1 tariff line

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.

  • N364106 U.S. CBP 19 August 2026 · 8544.30.00.00

    The tariff classification of electrical cables and a wiring set from Mexico

  • N354492 U.S. CBP 17 October 2025 · 8544.30.00.00

    The tariff classification and country of origin of wire harnesses

  • N353063 U.S. CBP 9 September 2025 · 8544.30.00.00

    The tariff classification of a hybrid battery wiring harness from Vietnam

  • N353064 U.S. CBP 9 September 2025 · 8544.30.00.00

    The tariff classification of vehicle wire harnesses from Vietnam

  • N353065 U.S. CBP 9 September 2025 · 8544.30.00.00

    The tariff classification of a vehicle wire harness from Vietnam

  • N340319 U.S. CBP 7 June 2024 · 8544.30.00.00

    The tariff classification of aftermarket mobility scooter service parts from China

  • N333685 U.S. CBP 10 July 2023 · 8544.30.00.00

    The tariff classification of an automotive wire harness from Vietnam

  • N326429 U.S. CBP 16 June 2022 · 8544.30.00.00

    The tariff classification of a wire harness from China

Legal notes

Chapter notes: Chapter 85 →

HTS code 8544.30.00 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 8544.30 (ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft…).

The general duty is 5%, and quantities are declared in p/st.

For the same subheading, the UK duty is 2%, the EU duty is 3.7%, the Türkiye duty is 3.7%, the Canada duty is free, the Mexico duty is 0%–25%, the Brazil duty is 16%, the Argentina duty is 16%, the Peru duty is free, the New Zealand duty is 0%–10%, the Japan duty is free, the Taiwan duty is 3.5%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 3.7% and the Nigeria duty is 20%.

The United States imported goods of subheading 8544.30 worth US$15bn in 2024; the largest supplier was Mexico.

Questions and answers

What is the USA import duty for HTS code 8544.30.00?

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

Is there a lower rate for 8544.30.00 under US trade agreements?

Yes. The Special column reads “Free (A*,AU,B, BH,C, 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 8544.30 as a whole, the largest supplier in 2024 was Mexico (US$10bn), followed by Honduras.

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