</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

APP Modified Asphalt Roll Roofing from China

Atactic polypropylene (APP) modified asphalt rolls for torch-applied commercial flat roofing, reinforced with fiberglass mat. It is classified in HTS 6807.10.00.00 as an asphalt article in rolls, where polymer modification enhances durability but asphalt remains the essential character.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Document asphalt as principal binder (over 40%); ensure fire-rated certifications; declare polymer modifiers accurately to prevent Chapter 39 shifts