Cross-Linked Polyolefin Foam Sheets from Mexico
Chemically cross-linked cellular polyolefin foam sheets used for insulation and gaskets, classified in 'Other' per subheading note (a)(3) for chemically modified polymers. Under HTS 3921.19.00 as cellular sheets of other plastics. Provides superior durability and flexibility.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document chemical modification process to support 'Other' classification under subheading note (a)(3)
• Ensure declaration specifies 'cellular' density tests to distinguish from solid polyolefin sheets
• Watch for bulk packaging; retail-packed sheets under 38.1cm width may get Free (B) but verify per US note