Effective Duty Rate
0%–2.5% USMCA
Estimate — verify by HTS code
Compliance Risk
Low
Relative to other import corridors
Regulatory Agencies
NHTSA, EPA, CBP
Primary oversight bodies
OVERVIEW
Importing Automotive Parts, Components & Accessories from Canada
Auto Parts imported from Canada to the United States is subject to CBP entry requirements, applicable HTS-based duty rates, and agency compliance clearances. This guide covers the complete import process for 2026.
⚠ Key Trade Intelligence — Canada Origin
Canada has deep integration with the US auto industry. Major auto clusters in Ontario supply US OEMs under USMCA at preferential rates. USMCA RVC requirements (75% for autos) apply and must be documented.
APPLICABLE HTS CODES
HTS Codes for Auto Parts Imports
The following Harmonized Tariff Schedule (HTS) codes typically apply to auto parts imports. Exact classification depends on the specific product — misclassification is one of the most common CBP compliance errors.
| HTS Code |
Product Description |
MFN Base Duty Rate |
| 8708 |
Parts & Accessories for Motor Vehicles |
2.5%–3.1% MFN |
| 8483 |
Transmission Shafts, Gears & Bearings |
0%–4.5% MFN |
| 8544 |
Insulated Wire & Automotive Wiring Harnesses |
1.1%–3.5% MFN |
| 4011 |
Pneumatic Tires for Motor Vehicles |
3.4%–4% MFN |
| 8512 |
Electrical Lighting Equipment for Vehicles |
2.5%–3.7% MFN |
MFN rates reflect base tariff. Additional duties (Section 301, Section 232, AD/CVD) may apply on top of MFN rates. Use the AI classifier to get the exact 10-digit HTS code and all applicable rates for your specific product.
DUTY STACK — CANADA ORIGIN
Total Tariff Cost for Canada-Origin Auto Parts
| Duty Layer |
Rate / Status |
Applies To |
| MFN Base Rate |
Varies by HTS code |
All Canada-origin goods (baseline) |
| USMCA Preferential Rate |
Reduced / 0% (qualifying goods) |
Goods meeting USMCA rules of origin |
| Section 301 |
Not applicable |
Canada-origin goods are not subject to Section 301 |
| Section 232 |
Exempt under USMCA |
Steel and aluminum imports from Canada |
COMPLIANCE — NHTSA / EPA / CBP
US Compliance Requirements for Auto Parts Imports
Regardless of origin country, auto parts imports must satisfy the following US regulatory requirements before or at the time of CBP entry filing:
- NHTSA Federal Motor Vehicle Safety Standards (FMVSS) — mandatory for safety-critical parts (brakes, steering, tires, lighting, seat belts)
- EPA emission compliance documentation for engine components, catalytic converters, and emissions-control parts
- CARB (California Air Resources Board) certification for emissions-related parts sold through California distribution
- Country of origin marking required on all auto parts per 19 CFR Part 134 — must be permanent and legible
Compliance Check Tool
Run an automated compliance check for your auto parts import — identifies all applicable agency requirements, flagging issues before your shipment departs Canada.
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REQUIRED DOCUMENTS
Documentation Checklist for Auto Parts from Canada
Prepare all documents before the shipment departs Canada. Missing or incorrect documents are the #1 cause of CBP holds and customs delays.
4
NHTSA Compliance Declaration (safety-critical parts — brakes, airbags, steering, tires)
5
Country of Origin Certificate
6
AD/CVD scope exclusion ruling documentation (for parts subject to active AD/CVD orders)
ESTIMATED TIMELINE
Import Timeline — Auto Parts from Canada
3–7 days (truck from Mexico/Canada); 5–12 days (air freight); 20–35 days (ocean)
Supplier Preparation
Allow 1–2 weeks for production documentation, certificates, and packing lists
Transit Time
3–7 days truck freight from border
CBP Clearance
1–3 days standard; 5–15 days if examination or AD/CVD review required
FREQUENTLY ASKED QUESTIONS
FAQs — Importing Auto Parts from Canada
What is the effective US tariff rate for importing auto parts from Canada?
The effective US tariff rate for auto parts from Canada is: 0%–2.5% USMCA. Canada has deep integration with the US auto industry. Major auto clusters in Ontario supply US OEMs under USMCA at preferential rates. USMCA RVC requirements (75% for autos) apply and must be documented.
What compliance agencies regulate auto parts imports from Canada?
Auto Parts imports require compliance with: NHTSA, EPA, CBP. Specific requirements include: NHTSA Federal Motor Vehicle Safety Standards (FMVSS) — mandatory for safety-critical parts (brakes, steering, tires, lighting, seat belts) and EPA emission compliance documentation for engine components, catalytic converters, and emissions-control parts.
What documents are required to import auto parts from Canada?
Required documents include: Commercial Invoice; Packing List; Bill of Lading; NHTSA Compliance Declaration (safety-critical parts — brakes, airbags, steering, tires). Additional: Country of Origin Certificate; AD/CVD scope exclusion ruling documentation (for parts subject to active AD/CVD orders). Ensure all documents are prepared before the shipment departs Canada.
How long does customs clearance take for auto parts from Canada?
Typical timeline: 3–7 days (truck from Mexico/Canada); 5–12 days (air freight); 20–35 days (ocean). CBP clearance typically takes 1–3 business days for compliant entries. Complex entries (AD/CVD, formal entry review, or examination) may require 5–15 additional business days.
Are there Section 301 or Section 232 tariffs on auto parts from Canada?
No Section 301 or Section 232 surcharges apply to Canada-origin auto parts. Only base MFN rates (or FTA preferential rates where applicable) apply.
Ready to Calculate Your Exact Import Costs?
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RELATED IMPORT GUIDES
Also Importing Auto Parts From Other Countries?
Other Products from Canada?
Import duty rates are sourced from the USITC Harmonized Tariff Schedule and USTR Section 301 lists. Rates reflect current published schedules as of 2026-04-05 and are subject to change. This page is for informational purposes only and does not constitute legal or customs brokerage advice. Verify rates with a licensed customs broker before importing.