Refined Herring Fish Oil from Mexico
Herring fish oil extracted from herring fish, refined to remove impurities but not chemically modified. It falls under HTS 1504.20.40.00 as a fat and oil fraction of herring, a type of fish other than liver oils. Commonly used in nutritional supplements and animal feed.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify the oil is from herring and not chemically modified to avoid reclassification under Chapter 15 headings for modified fats
• Provide certificates of analysis confirming refinement process and marine origin for customs compliance
• Check for omega-3 content labeling requirements and ensure no liver oil contamination