8546.90.00.00
Other
Electrical insulators of any material
Duty rates
Column 1 (General / MFN)
Free
Column 2 (Non-NTR)
30%
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%
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
Applies to origin: RU, BY
Effective from April 5, 2025
9903.03.01
The duty provided in the applicable subheading + 10%
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.02
The duty provided in the applicable subheading
Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026
Effective from February 24, 2026 through July 24, 2026
9903.03.03
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.04
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.05
The duty provided in the applicable subheading
Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.06
The duty provided in the applicable subheading
Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.07
The duty provided in the applicable subheading
Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter
Applies to origin: CA
Effective from February 24, 2026 through July 24, 2026
9903.03.08
The duty provided in the applicable subheading
Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter
Applies to origin: MX
Effective from February 24, 2026 through July 24, 2026
9903.03.09
The duty provided in the applicable subheading
Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter
Applies to origin: CR, SV, GT, HN, NI, DO
Effective from February 24, 2026 through July 24, 2026
9903.03.10
The duty provided in the applicable subheading
Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering
Effective from February 24, 2026 through July 24, 2026
9903.03.11
The duty provided in the applicable subheading
Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds
Applies to origin: IL
Effective from February 24, 2026 through July 24, 2026
9903.88.03
LIST_1
The duty provided in the applicable subheading + 25%
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Applies to origin: CN
Effective from August 23, 2018
Related CBP rulings
The tariff classification of suspension strings from France
There are three items at issue with this request, which are all identified as suspension strings for use in high voltage, low frequency overhead power transmission systems and individually identified by part numbers 530-002-001 (Item 1), 53
The tariff classification of a connector termination/grounding kit from Canada
The merchandise in question is known as a connector termination/grounding kit (PPAK). This item consists of two brass gland connectors, two brass self-threading pots, two assemblies which consist of spacer disks and insulating sleeves, two
The tariff classification of wire-nuts and end connectors from China
The merchandise under consideration are wire-nuts and end connectors. The sample wire-nuts you submitted are cone-shaped and comprised of a thermoplastic shell. The wire-nuts vary in size and range from .50 inches in length to 1.50 inches i
The tariff classification of electrical apparatus from Taiwan and China
As indicated by the submitted samples, one group of apparatus is used as wiring accessories for automobile audio systems. This group consists of a crimp cap; quick disconnects; a butt connector; a quick splice; a ring terminal, and a spade
The Tariff Classification of a "Blue Winged Wire Connector " from Taiwan
The Tariff Classification of a "Blue Winged Wire Connector " from Taiwan
The tariff classification of an electrical insulator from China
As indicated by the submitted information, the electric insulator, identified as model SC-180, is used in conjunction with an electrified chain link fence. It consists of two pieces described as a “stand-off” and the plastic insulator itsel
The tariff classification of various lamp parts.
wire nuts, screws, washers and ballast. a 175 Watt Sylvania metal halide lamp, lamp type M57. a capacitor with insulated wire.
The Tariff Classification of Wire Connector Nuts from China.
The wire connector nuts, illustration submitted, are used in electrical applications in which two or more wires are joined. The electrical wires are usually twisted by hand and the wire connector nuts are placed over the joined ends and tur
The tariff classification of splicing/insulator kits. The country of origin is not stated.
As indicated by the submitted samples and technical literature, there are three types of splice/insulators in question, as follows: The Cold Shrink Termination Insulator Kit is an insulating tubular sleeve-like silicone rubber body. It is u
The tariff classification and status under the North American Free Trade Agreement (NAFTA) of electrical insulators from Canada; Article 509
The insulator assemblies, also known as spark plug boots or nipples, are used in the assembly of ignition cable sets for use in various ignition systems in internal combustion engines. The insulators are placed over the connection between t
Application for further review of Protest No. 2720-97-100566; 19 U.S.C. 1520(c)(1); mistake of fact; classification of thyristor modules; classification of parts; ABB Power Transmission v. United States; Taban co. v. United States; Zaki Corp. v. United States
that demonstrate the existence of such error," and that the plaintiff/importer bears the burden of establishing the mistake of fact "by demonstrating the underlying facts" needed to prove the allegation. The plain language of the statute re
The tariff classification of insulated electrical wires, connectors and a cable hangar from Taiwan and Singapore
The tariff classification of insulated electrical wires, connectors and a cable hangar from Taiwan and Singapore
Other codes in heading 8546
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 8546.90.00.00 from each major US trading partner.
Need to defend this classification?
TariffLens generates GRI reasoning, cites the right CBP rulings, and builds the audit trail you need for reasonable care.
Book a demo →