MTU 12V4000 Marine Propulsion Engine
High-speed marine diesel engine under HTS 8408 (related 8411), US manufactured and exported for ship trials, returned after 18 months without modification. 9801.00.10.35 applies as returned US product.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If permanent import of non-US engines
Marine compression-ignition engines classification without reimport status
If imported installed in vessel
Engines become vessel parts when permanently installed
If repair components for institutional instruments
Special classification for separable components of scientific apparatus
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide manufacturer's affidavit of US origin and export records
• Document condition inspection confirming no foreign improvements
• Check for statistical suffix requirements per Chapter 98 reporting notes
Related Products under HTS 9801.00.10.35
Caterpillar 320D Excavator Engine
A 157 kW diesel engine classified under HTS 8407.10 for spark-ignition reciprocating piston engines used in construction excavators. Returned to the US after export for warranty repairs without any manufacturing improvements. Qualifies under 9801.00.10.35 as a US-origin product returned within 3 years in the same condition.
Cummins QSB6.7 Turbo Diesel Generator Engine
A 6.7L turbocharged diesel engine under HTS 8409.10 for marine propulsion generators. Exported from US for field testing and returned unchanged within 2 years. Falls under 9801.00.10.35 as returned US product without improvement.
Detroit Diesel DD15 Tractor Truck Engine
DD15 heavy-duty diesel engine (HTS 8408.20, related to 8411 scope) for semi-trucks, exported for demonstration and returned unchanged. Qualifies under 9801.00.10.35 for duty-free reimport of US goods within 3 years without condition improvement.
Waukesha VGF Series Natural Gas Engine
VGF natural gas reciprocating engine (HTS 8407.10 related) for power generation, US origin, exported for customer testing and returned within 2.5 years unchanged. Duty-free under 9801.00.10.35.
Volvo Penta D13 Industrial Engine
D13 diesel engine for industrial applications (HTS 8409.91 related to specified headings), returned after export for calibration testing. Meets 9801.00.10.35 criteria as US product reimported unchanged.