8544.30.00.00
Ignition wiring sets and other wiring sets of a kind used in vehicles, aircraft or ships
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
Data provenance: Rates from HTS Revision 19 (Sep 16, 2026); trade measures verified against CBP CSMS and Federal Register notices through Sep 3, 2026.
Duty rates
Column 1 (General / MFN)
5%
Column 2 (Non-NTR)
30%
Column 1 (Special / FTA)
Free
Eligible
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
9903.90.08
35%
ActiveArticles 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
Applies to origin: RU, BY
Effective from April 5, 2025
9903.94.05
The duty provided in the applicable subheading + 25%
ActiveExcept for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 to this subchapter
Effective from January 1, 2025
9903.94.32
10%
ActiveEffective with respect to entries on or after June 30, 2025, parts of passenger vehicles and light trucks of the United Kingdom, classified in the subheadings enumerated in subdivision (j) of U.S. note 33 to this subchapter.
Applies to origin: GB
Effective from January 1, 2025
9903.94.33
10%
ActiveAutomobile parts the product of the United Kingdom as provided for in subdivision (q) of U.S. note 33 to this subchapter.
Applies to origin: GB
Effective from February 25, 2026
9903.94.42
15.0%
ActiveParts of passenger vehicles and light trucks that are products of Japan as provided for subdivision (l) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 equal to or greater than 15 percent as provided for in subdivision (m) of U.S. note 33 to this subchapter.
Applies to origin: JP
Effective from January 1, 2025
9903.94.43
15.0%
ActiveParts of passenger vehicles and light trucks that are products of Japan as provided for in subdivision (l) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent as provided for in subdivision (m) of U.S. note 33 to this subchapter.
Applies to origin: JP
Effective from January 1, 2025
9903.94.44
15.0%
ActiveAutomobile parts the product of the European Union with an ad valorem (or ad valorem equivalent) rate of duty under column 1 equal to or greater than 15 percent, as provided for in subdivision (r) of U.S. note 33 to this subchapter.
Applies to origin: EU
Effective from February 25, 2026
9903.94.45
15.0%
ActiveAutomobile parts the product of the European Union with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (r) of U.S. note 33 to this subchapter.
Applies to origin: EU
Effective from February 25, 2026
9903.94.52
15.0%
ActiveParts of passenger vehicles and light trucks that are products of the European Union as specified in subdivision (o) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1 equal to or greater than 15 percent.
Applies to origin: EU
Effective from January 1, 2025
9903.94.53
15.0%
ActiveParts of passenger vehicles and light trucks that are products of the European Union as specified in subdivision (o) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column1 less than 15 percent.
Applies to origin: EU
Effective from January 1, 2025
9903.94.54
15.0%
ActiveAutomobile parts the product of Japan with an ad valorem (or ad valorem equivalent) rate of duty under column 1 equal to or greater than 15 percent, as provided for in subdivision (r) of U.S. note 33 to this subchapter.
Applies to origin: JP
Effective from February 25, 2026
9903.94.55
15.0%
ActiveAutomobile parts the product of Japan with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (r) of U.S. note 33 to this subchapter.
Applies to origin: JP
Effective from February 25, 2026
9903.94.62
15.0%
ActiveParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (g) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column 1-Special equal to or greater than 15 percent
Applies to origin: KR
Effective from November 1, 2025
9903.94.63
15.0%
ActiveParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (g) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column 1-Special less than 15 percent
Applies to origin: KR
Effective from November 1, 2025
9903.94.64
15.0%
ActiveParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (r) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column 1-Special equal to or greater than 15 percent
Applies to origin: KR
Effective from November 1, 2025
9903.94.65
15.0%
ActiveParts of passenger vehicles and light trucks that are products of South Korea as specified in subdivisions (r) and (t) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column 1-General or column 1-Special less than 15 percent
Applies to origin: KR
Effective from November 1, 2025
SECTION_232_MHDV
9903.74.08
The duty provided in the applicable subheading + 25%
ActiveMedium- and heavy-duty vehicle parts, as provided for in subdivision (i) of U.S. note 38 to this subchapter.
Effective from February 25, 2026
9903.88.01
LIST_1
The duty provided in the applicable subheading plus 25%
ActiveExcept as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Applies to origin: CN
Effective from July 6, 2018
SECTION_338
9903.03.12
The duty provided in the applicable subheading + 50%
ActiveSection 338 (Canada): goods of Canada in the Proclamation 11046 annex (provincial liquor-board discrimination against US alcoholic beverages), 50% additional ad valorem duty. The annex reaches well past alcohol: wood (4413/4420/4421), paper (4804-4811) and hockey sticks (9506.99.25) are in it.
Applies to origin: CA
Effective from August 22, 2026
Rate-change history
What the rate was before, and when it changed. The government schedule replaces each revision in place; we keep the timeline.
-
SCOPE_EXPANSION Procs. 11046 / 11047 / 11048 (91 FR 46639) — Section 338 Canada
Section 338 (Canada) alcoholic beverages: 611 subheadings under 9903.03.12 at 50%, effective 2026-08-22
See the change → -
NEW_PROGRAM Executive Order Feb 1, 2026 — Reciprocal Tariff (FR 2026-03824)
Section 122 reciprocal surcharge in effect — additional 10% on most imports through July 24, 2026
See the change → -
Base rate HTS 2023
Column 1 general rate set to 5%.
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Other codes in heading 8544
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 8544.30.00.00 from each major US trading partner.
Follow 8544.30.00.00
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