HS Code for Wiring Harnesses
The HS Code for wiring harnesses is 854430. The MFN duty rate for importing to the US is 5%.
| HS Code (6-digit) | 854430 |
|---|---|
| US HTS (10-digit) | 8544300000 |
| EU CN Code (8-digit) | 85443000 |
| US Duty Rate (MFN) | 5% |
| EU Duty Rate (MFN) | 3.7% |
| Chapter | 85 |
| Heading | 8544 |
| Last Updated | 2026-05 |
Description
Ignition wiring sets and other wiring sets used in vehicles, aircraft or ships
HS Code 854430 covers vehicle, aircraft, and ship ignition and other wiring harnesses with a US MFN duty rate of 5%.
Frequently Asked Questions
What additional costs should I anticipate when importing vehicle wiring harnesses under HTS 854430, beyond the basic duty rate?
For wiring harnesses under HTS 854430, you will likely incur a 2.5% U.S. import duty (MFN rate) and must pay a 0.3464% Merchandise Processing Fee (MPF) on the entered value. If applicable, you may also face Section 301 tariffs of 25% for products of Chinese origin, which significantly increases the total landed cost.
What U.S. regulatory requirements apply specifically to the import of ignition wiring harnesses under HTS 854430?
Imports of ignition wiring harnesses for motor vehicles must comply with U.S. Environmental Protection Agency (EPA) regulations (40 CFR Part 85) regarding radio frequency interference suppression. You must be able to demonstrate at entry, if requested by CBP, that the harnesses meet the specified electromagnetic emission standards, typically through a manufacturer's certificate of conformity.
What specific packaging and shipping requirements apply to wiring harnesses (HTS 854430) to prevent transit damage and customs delays?
Wiring harnesses must be securely packed in protective, moisture-resistant materials and clearly marked as 'Electronic Parts' or 'Automotive Parts' to prevent tangling, connector damage, and moisture ingress during shipping. Non-compliance can lead to customs holds for inspection due to suspected improper packaging or misdeclaration, as damaged goods may not match the declared condition.
Seasonal Import Patterns for Wiring Harnesses
Imports of wiring harnesses under HTS 8544.30 show clear seasonal peaks linked closely to the automotive industry's production cycles. The highest volumes are typically recorded in the second and third quarters (April-September) as manufacturers ramp up assembly for the upcoming model year. Data from the U.S. International Trade Commission shows Q2 imports can be 15-20% higher than Q4 lows. A secondary, smaller surge often occurs in late Q1, corresponding to inventory replenishment after holiday plant shutdowns. This pattern is most pronounced for harnesses destined for passenger vehicle manufacturing.
Compliance Notes for Wiring Harnesses
Wiring harnesses must comply with applicable motor vehicle safety standards (FMVSS) if imported for road use in the United States, which may require manufacturer certification. For consumer electronics, they may be subject to FCC regulations (47 CFR Part 15) regarding electromagnetic interference. Imports containing lead or other restricted substances must adhere to RoHS (Restriction of Hazardous Substances) directives, particularly for the EU market. Proper country of origin marking per 19 CFR 134 is required, and the harness design may be subject to intellectual property (e.g., design patent) verification.