Base
HTS 8511Chapter 85

HTS 8511Electrical ignition or starting equipment of a kind used for spark-ignition or compression-ignition internal combustion engines (for example, ignition magnetos, magneto-dynamos, ignition coils, spark plugs and glow plugs, starter motors); generators (for example, dynamos, alternators) and cut-outs of a kind used in conjunction with such engines; parts thereof: Duty Rate & Import Guide

Electrical Machinery and Equipment · 14 court cases · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Data compiled from USITC HTS, CourtListener · As of 2026-07-27 · Updates weekly

Active DisputesRecent court cases or pending regulations affect this code
Regulatory Pressure

This code has elevated regulatory activity — 0 CBP rulings (0 in last 2 years, trend: stable), 0 pending Federal Register actions, and 14 CIT/CAFC cases.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 1 — ~$34B of Chinese goods (machinery, electronics, industrial components)

Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.

Effective 2018-07-06

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (17)

CodeDescriptionRate
8511.10.00.00Spark plugs2.5%
8511.20.00.00Ignition magnetos; magneto-dynamos; magnetic flywheels2.5%
8511.30.00Distributors; ignition coils2.5%
8511.30.00.40Distributors
8511.30.00.80Ignition coils
8511.40.00.00Starter motors and dual purpose starter-generators2.5%
8511.50.00.00Other generators2.5%
8511.80Other equipment:
8511.80.20.00Designed for use on 6, 12 or 24 V systems2.5%
8511.80.40.00OtherFree
8511.80.60.00Other2.5%
8511.90Parts:
8511.90.20.00Designed for use on 6, 12 or 24 V systems3.1%
8511.90.40.00OtherFree
8511.90.60Other parts2.5%
8511.90.60.20Distributor contact (breaker point) sets
8511.90.60.40Other

Court of International Trade & Federal Circuit (14)

View all 14+ cases on PACER →

Matching Export Code (Schedule B)

8511100000Schedule B

SPARK PLUGS FOR INTERNAL COMBUSTION ENGINES

Census Bureau export classification matching this HTS import code.

8510.90.55.008511.10.00.00