Bitumen-Layered Damp-Proof Course Paperboard from Canada
Composite paperboard with bitumen layers sandwiched internally, used as damp-proof course in masonry foundations. HTS 4807.00.10.00 applies to this non-surface-coated, internally laminated product.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide BS or ASTM specs confirmation for damp-proof performance
• Ensure roll form declaration to stay in 4807, not cut articles