Bunker C Heavy Fuel Oil
> Bunker C heavy fuel oil is a heavy residual fuel oil with high viscosity exceeding 125 Saybolt Universal seconds at 37.8°C, derived from petroleum refining residues. When blended with biodiesel, it falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, not put up for retail sale.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If no biodiesel is blended
Residual fuel oils without biodiesel fall under other subheadings.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Confirm biodiesel content and provide viscosity/API test data
• Ensure the product is not waste oil under chapter note 3
• Check if the fuel meets Canadian marine fuel sulfur limits
Related Products under Tariff item 2710.20.90
Biodiesel-Blended No. 4 Fuel Oil
> Biodiesel-blended No. 4 fuel oil contains mono-alkyl esters with over 70% petroleum oils, viscosity 45-125 SUS at 37.8°C, and API below 25°. It is designed for compliant low-emission industrial burners and falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, not for retail sale.
Blended Biodiesel Heavy Fuel Oil
> Blended biodiesel heavy fuel oil combines residual petroleum oils from bituminous minerals with mono-alkyl fatty acid esters (biodiesel) to reduce emissions. With an API gravity under 25 degrees, it qualifies as a heavy fuel oil under tariff item 2710.20.90, which covers petroleum oils and oils obtained from bituminous minerals containing biodiesel, other than those put up for retail sale.
Blended No. 4 Marine Bunker Fuel
> Blended No. 4 marine bunker fuel is a No. 4-type fuel oil blended for marine bunker use, meeting viscosity 45-125 SUS at 37.8°C and API under 25°. It contains permitted biodiesel and bituminous mineral oils for ship propulsion, falling under tariff item 2710.20.90 as a petroleum oil with biodiesel, other than retail-packed lubricants.
Bunker C Fuel Oil
> Bunker C fuel oil is a high-viscosity residual fuel oil used in marine bunkering and power generation, with an API gravity below 25 degrees. It falls under tariff item 2710.20.90 as a petroleum oil from bituminous minerals containing biodiesel, provided it includes biodiesel and is not packaged for retail sale.
Heavy Fuel Oil (HFO) Blend with Biodiesel
> Heavy fuel oil blended with biodiesel, with an API gravity under 25 degrees, is designed for industrial furnaces and marine applications where renewable content is mandated. This product falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, other than retail-packed lubricating oils.
High Viscosity Bunker Fuel (Biodiesel)
> High viscosity bunker fuel blended with biodiesel exceeds 125 SUS at 37.8°C, has API under 25°, and contains petroleum oils as over 70% of basic constituents. It is essential for slow-speed marine engines and falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, other than retail-packed lubricants.