Marine No. 4-Type Fuel Oil Low Sulfur from China
Blended No. 4-type residual fuel oil for marine bunker use, with sulfur ≤500 ppm, viscosity 45-125 SUS at 37.8°C, and API <25°. Meets IMO low-sulfur standards under HTS 2710.19.06.05 for distillate/residual blends. Used in auxiliary engines on vessels requiring compliant heavy fuels.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide bunker delivery note and sulfur analysis from accredited labs per MARPOL Annex VI
• Check for biodiesel content to avoid 2710.19.15 exclusion
• Pitfall: Incorrect gravity measurement causing shift to lighter oil categories