Asphalt-Impregnated Building Paper from Canada
Asphalt-impregnated building paper, often called #15 or #30 felt, is tar-saturated paper in rolls for construction sheathing and weather barriers. It qualifies for HTS 4811.10.21.00 as 'other' asphalted paper in rolls, impregnated to provide moisture resistance, outside the scope of 4803, 4809, or 4810.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include technical data sheets showing asphalt saturation and basis weight >115 g/m² to match paperboard specs
• Declare as 'in rolls' on entry; cut sheets risk reclass to 4823 if further worked