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

Frozen Windowpane Flounder Fillets from Canada

Frozen translucent fillets from windowpane flounder (Scophthalmus aquosus), a small flatfish used in sushi or light dishes. Portion-controlled and frozen. HTS 0304.83.5020 designation for flounder flatfish fillets.

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

Size fillets consistently to match invoice descriptions and avoid valuation issues

Screen for heavy metals common in bottom-dwelling flatfish per FDA guidance

Use proper HTS suffix for statistical reporting of minor flatfish species