HS Code for Hybrid semi-trailer tractors (diesel)

Road tractors for semi-trailers are classified under heading 8701. Unlike vehicles in heading 8704, which are designed to carry goods on their own chassis, tractors in 8701 are designed primarily to draw or pull other vehicles, such as semi-trailers. Subheading 8701.22 was introduced to account for the technological shift toward greener heavy-duty transport. It specifically covers tractors equipped with a compression-ignition internal combustion engine (diesel or semi-diesel) and an electric motor. This dual-propulsion system qualifies the vehicle as a hybrid. The classification is based on the mechanical configuration where both the diesel engine and the electric motor can provide power to the drive wheels, either simultaneously or independently. Under the Harmonized System, the distinction between diesel-only (8701.21) and diesel-hybrid (8701.22) is critical for trade statistics and environmental regulation compliance. The vehicle must be fitted with a fifth-wheel coupling or similar device to be considered a road tractor for semi-trailers. This code does not include tractors used in agriculture or pedestrian-controlled tractors, which are found in other subheadings of 8701. The 8701.2x series is strictly for road-going semi-trailer tractors used in logistics and long-haul transport.

Products Included

• Diesel-electric hybrid semi-truck tractors
• Hybrid road tractors for semi-trailers (diesel)
• Compression-ignition hybrid prime movers
• Plug-in diesel-hybrid road tractors

Common Misclassification

Common misclassifications include 8701.21, which is for conventional diesel tractors without electric motors, and 8701.23, which is for gasoline-hybrid tractors. Additionally, some importers mistakenly use 8704.23, which is for heavy goods vehicles that carry the load on their own frame rather than pulling a semi-trailer.

FAQ

What is the HS code for hybrid semi-trailer tractors (diesel)?

The HS code for road tractors for semi-trailers with both a diesel engine and an electric motor is 8701.22.

Does this code include fully electric tractors?

No, fully electric road tractors for semi-trailers are classified under HS code 8701.24.