Frozen Top Shell Operculum from United States
Frozen top shell operculum is the edible trapdoor from top shell molluscs, frozen for use in Asian cuisine. It is not smoked, dried, or in brine, and is fit for human consumption, making it classifiable under tariff item 0307.92.90 as other frozen molluscs.
Duty Rate — United States → Canada
25%
Rate breakdown
26SUR2525%United States Surtax Order (2026) — 25% on US products
Import Tips
• Ensure the operculum is frozen and not smoked or dried
• Provide species identification and processing details to CBSA
• Verify that the product meets CFIA import standards for edible mollusc parts