No. 5 High Sulfur Fuel Oil from Mexico
No. 5 grade heavy fuel oil with sulfur content typically 1-3.5%, API <25°, and viscosity >125 Saybolt seconds at 37.8°C, a residual product from petroleum refining. Falls under HTS 2710.19.06.25 for heavy fuel oils meeting these specs, distinct from low-sulfur or biodiesel preparations. Used in permitted industrial burners.
Duty Rate — Mexico → United States
0%
Rate breakdown
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
• Include sulfur analysis (ASTM D4294) in documentation, as EPA regulations may require low-sulfur declarations
• Use temperature-conditioned tankers; declare preheat temperature to confirm pour point specs