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

Expandable PS Foam Billet Sheets from Canada

Large cellular polystyrene sheets sliced from billets for further fabrication into custom foam parts. 3921.11.00.00 as primary styrene foam sheets. Industrial grade.

Duty Rate — Canada → United States

15.3%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Bulk shipment declarations essential

Polymer purity certification mandatory

Watch density variations affecting classification