HS Code for EV Traction Motor: 8501.40 vs 8501.53 by Power Output

EV traction motors are one of the highest-value single components in any EV bill of materials. A modern dual-motor EV pack runs 200 to 400 kW of total motor output, with motor unit costs in the 800 to 3,500 USD range. For US importers building EVs or selling replacement motors, the classification, country of origin, and USMCA chapter 87 advanced-parts treatment together determine whether the motor lands at 4 percent or 51 percent total duty.

This guide covers HTS 8501 classification by motor type and power output, the USMCA chapter 87 treatment, the IRA Clean Vehicle Credit implications for motor sourcing, and worked examples by origin.

Heading 8501 structure

HTS 8501 covers electric motors and generators (excluding generating sets). Subheadings split by motor type and rated output power:

• 8501.10: motors of output not exceeding 37.5 W. Small motors for clocks, fans, appliances.
• 8501.20: universal AC/DC motors of an output exceeding 37.5 W. Power tools, vacuum cleaners.
• 8501.31 to 8501.34: DC motors by power band.
• 8501.40: other AC single-phase motors. Power band split into 8501.40.20 (under 75 W), 8501.40.40 (75 W to 750 W), 8501.40.60 (over 750 W).
• 8501.51: AC multi-phase motors of an output not exceeding 750 W.
• 8501.52: AC multi-phase motors exceeding 750 W but not exceeding 75 kW.
• 8501.53: AC multi-phase motors exceeding 75 kW.
• 8501.61 to 8501.64: AC generators.

EV traction motors are typically AC multi-phase (synchronous or asynchronous) at 75 kW or more, classifying into 8501.53.

PMSM vs induction vs reluctance

The motor topology (PMSM, AC induction, switched reluctance) does not change the 8501.53 subheading. All AC multi-phase motors over 75 kW classify together.

The motor type matters for downstream USMCA qualification because the rare earth magnets in a PMSM are themselves a critical minerals consideration. AC induction motors avoid the rare earth issue. Switched reluctance motors have small windings.

Worked example: Chinese PMSM EV traction motor

A US EV manufacturer imports 50 PMSM traction motors per month from a Chinese supplier. Unit cost 1,200 USD, rated 180 kW continuous. HTS 8501.53.00.

Shipment value 60,000 USD per month.

Effective rate 46.3 percent. The Chinese PMSM stack is the worst single duty exposure in the EV BOM.

Worked example: Korean PMSM EV traction motor

Same 50 units per month, this time from a Korean PMSM producer. Unit cost 1,400 USD reflecting Korean premium. Shipment 70,000 USD per month.

Effective rate 10.3 percent. KORUS waives the MFN duty but does NOT carve out Section 122, so Korean traction motors still pay the 15 percent surcharge. Net of duty difference (51 percent on Chinese vs 15.35 percent on Korean), Korean PMSM landed still wins comfortably against Chinese, but the gap is the absence of the Section 301 List 1 layer plus the (already-zero) MFN, not a Section 122 carve-out.

Worked example: Mexican-assembled traction motor

A Mexican Tier-1 supplier assembles 8501.53 traction motors using Japanese-origin neodymium magnets, Chinese copper winding wire, German bearings, and Mexican labor. Unit cost 1,250 USD.

BOM:

Non-originating materials: 240 (Chinese copper) + 420 (Japanese rotor) + 80 (German bearings) + 60 (Japanese sensor) = 800 USD.

RVC (TV) = (1,250 minus 800) divided by 1,250 = 36 percent.

Below the 60 percent chapter 85 USMCA threshold. Does NOT qualify.

If not USMCA-qualifying, Mexican duty stack:

Effective rate 4.35 percent. Mexico-USMCA framework suppresses Section 122 even without per-shipment USMCA qualification. The Mexican-assembled motor lands at 4.35 percent, compared to 51 percent for Chinese and 0.35 percent for Korean.

The strategic implication for EV manufacturers: Korean PMSM is the cheapest landed but supply is constrained. Mexican-assembled is a viable second source and is materially cheaper than direct Chinese. Direct Chinese is uncompetitive on landed cost basis even at a 30 percent FOB price discount.

USMCA chapter 87 advanced parts framework

EV traction motors fall into the chapter 87 advanced-parts category under the 2025 USMCA Appendix update. The vehicle-level RVC of 75 percent applies if the motor is being incorporated into a USMCA-qualifying vehicle. Vehicle assemblers count the motor's RVC into the vehicle's total RVC calculation.

For a Tier-1 supplier selling the motor as a standalone aftermarket part, the chapter 87 framework does not apply at the shipment level. The chapter 85 rule of origin for 8501.53 governs.

For OEM-bound motors, the vehicle assembler may need the motor producer's BOM origin breakdown to compute the vehicle-level RVC. Provide this to OEMs proactively.

IRA Clean Vehicle Credit implications

The IRA Section 30D Clean Vehicle Credit ($7,500 per qualifying vehicle) requires:

• Final assembly in North America (vehicle level, not motor level).
• Critical minerals sourcing: a percentage from USMCA or FTA-partner sources, ramping by year.
• Battery components: a percentage from North America, ramping by year.

The traction motor itself is not a battery component. However the motor's rare earth magnets (neodymium, dysprosium, praseodymium) are in the critical minerals list. Sourcing those magnets from China disqualifies them; sourcing from Japan or Korea qualifies under FTA-partner status.

A typical PMSM contains roughly 200 to 500 grams of rare earth magnet material per motor. The IRA requirement applies to the value of the critical minerals in the magnet, not the motor as a whole. Producer documentation must trace the magnet feedstock back to the rare earth mining country.

Documentation that supports the classification

• Motor data sheet specifying rated power output, motor type (PMSM, induction, reluctance), excitation type, number of phases.
• Stator and rotor specifications.
• For PMSM, magnet material composition and origin certificate.
• For USMCA Tier-1 supplier sales, the BOM with origin and value per non-originating input.

Run your EV motor entry now

The LandedFees calculator handles 8501.53 with the country-specific stack, the USMCA chapter 85 RVC for standalone motor imports, and the chapter 87 advanced-parts framework for OEM-bound shipments. For Chinese-origin motors, the engine flags the IRA critical minerals risk on the magnet portion.

Calculate an EV motor entry

Section 122 status as of June 20 2026

The May 7 2026 Court of International Trade ruling in Oregon v. United States (consolidated with Burlap and Barrel v. United States) struck down the Section 122 proclamation. The Federal Circuit issued an administrative stay on May 12 2026, so CBP is still collecting the duty pending appeal. Importers paying now should preserve protest rights and refund claims in case the government loses on the merits. The underlying Section 122 authority sunsets July 24 2026 under the statutory 150-day ceiling, regardless of the appeal outcome, unless Congress extends or a fresh proclamation restarts the clock.

Citations

• USITC Harmonized Tariff Schedule heading 8501: https://hts.usitc.gov/?query=8501
• USMCA Annex 4-B chapter 85 rule of origin
• USMCA Annex 4-B Appendix chapter 87 advanced parts
• USTR Section 301 List 1
• IRA Section 30D Clean Vehicle Credit: https://www.irs.gov/credits-deductions/clean-vehicle-credits
• KORUS tariff schedule: USTR