Coumarone-Indene Resin from Canada
Coumarone-indene resin is a synthetic thermoplastic derived from coal tar fractions, used as a binder in rubber and adhesives. It qualifies for HTS 3911.90.91 as specified in note 3 to Chapter 39, in primary forms like pastilles, with coumarone/benzofuran and indene monomers predominant.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit monomer analysis (>95% coumarone-indene per note (a)(1)) and coal tar origin certificate
• Declare color (dark brown typical) and softening point to distinguish from lighter petroleum resins