Outdoor Butyl Tape Caulking Compound from China

Roll-form butyl rubber caulking mastic applied via tape for RV, gutter, and flashing seals. HTS 3214.10.00.10 includes this as caulking compound despite tape format due to mastic composition. Self-adhering for weatherproofing.

Duty Rate — China → United States

38.7%

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
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)

Import Tips

Distinguish from adhesive tapes (Chapter 39/59) by emphasizing mastic layer

Weight solvent content to comply with Chapter 32 note on organic solvents