Biodiesel-Blended No. 4 Fuel Oil from China
No. 4-type fuel oil containing biodiesel (mono-alkyl esters) with 70%+ petroleum oils, viscosity 45-125 SUS at 37.8°C, API <25° per HTS 2710.20.0510. Designed for compliant low-emission industrial burners.
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Document biodiesel origin (animal/vegetable/microbial) per subheading definition to claim renewable credits
• Conduct homogeneity testing; separation risks reclassification as separate biodiesel product