High-Impact PS Foam Sheets from Mexico
Cellular sheets of high-impact polystyrene (HIPS) for protective packaging inserts. 3921.11.00.00 as styrene polymers meeting 95% monomer content. Durable white foam.
Duty Rate — Mexico → United States
15.3%
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
• Prove HIPS qualifies as styrene polymer via copolymer analysis
• Distinguish from ABS blends
• Proper marking prevents consumer product confusion