Marine Diesel Oil (MDO) High Sulfur from China
A blend of diesel and heavier oils used as fuel for marine auxiliary engines and smaller vessels, with API gravity ≥25° and low viscosity <45 SUS. It exceeds 500 ppm sulfur, suitable for international waters outside ECA zones, classified under HTS 2710.20.10.04 as No. 2/3 diesel fuel oil. The biodiesel content qualifies it within this specific preparation subheading.
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
• Obtain bunker delivery notes and sulfur analysis to comply with MARPOL Annex VI for high-sulfur marine fuels
• Confirm biodiesel blend percentage ≥70% petroleum oils; bulk shipments require temperature-corrected volume measurements at 15.6°C