HEADING 8546
Electrical insulators of any material:
Part of Chapter 85 — Electrical Machinery and Equipment, Section XVI.
Subheadings and tariff lines
8546.10.00.00Of glass
8546.20.00Of ceramics
8546.20.00D01Used in high-voltage, low-frequency electrical systems:
8546.20.00.30Commonly known as suspension, pin-type or line post insulators
8546.20.00.60Other
8546.20.00.90Other
8546.90.00.00Other
Recent CBP rulings on heading 8546
N358868
March 10, 2026
The tariff classification of suspension strings from France
N246839
November 14, 2013
The tariff classification of a connector termination/grounding kit from Canada
N057307
April 28, 2009
The tariff classification of wire-nuts and end connectors from China
J86738
July 31, 2003
The tariff classification of electrical apparatus from Taiwan and China
J85079
June 23, 2003
The Tariff Classification of a "Blue Winged Wire Connector " from Taiwan
H80182
May 18, 2001
The tariff classification of an electrical insulator from China
G85230
December 21, 2000
The tariff classification of various lamp parts.
F86653
May 24, 2000
The Tariff Classification of Wire Connector Nuts from China.
F80173
December 13, 1999
The tariff classification of splicing/insulator kits. The country of origin is not stated.
E86494
September 23, 1999
The tariff classification and status under the North American Free Trade Agreement (NAFTA) of electrical insulators from Canada; Article 509
227564
March 5, 1998
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
811933
July 20, 1995
The tariff classification of insulated electrical wires, connectors and a cable hangar from Taiwan and Singapore
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