Fish and crustaceans, molluscs and other aquatic invertebrates

The 9 headings of chapter 3

• 0301: Live fish (13 codes, General duty Free)
• 0302: Fish, fresh or chilled, excluding fish fillets and other fish meat of heading 0304 (99 codes, General duty Free to 15%, some per unit)
• 0303: Fish, frozen, excluding fish fillets and other fish meat of heading 0304 (86 codes, General duty Free to 15%, some per unit)
• 0304: Fish fillets and other fish meat (whether or not minced), fresh, chilled or frozen (166 codes, General duty Free to 6%)
• 0305: Fish, dried, salted or in brine; smoked fish, whether or not cooked before or during the smoking process (54 codes, General duty Free to 7.5%)
• 0306: Crustaceans, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked crustaceans, whether in shell or not, whether or not cooked before or during the smoking process; crustaceans, in shell, cooked by steaming or by boiling in water, whether or not chilled, frozen, dried, salted or in brine (68 codes, General duty Free to 7.5%)
• 0307: Molluscs, whether in shell or not, live, fresh, chilled, frozen, dried, salted or in brine; smoked molluscs, whether in shell or not, whether or not cooked before or during the smoking process (54 codes, General duty Free to 5%)
• 0308: Aquatic invertebrates other than crustaceans and molluscs, live, fresh, chilled, frozen, dried, salted or in brine; smoked aquatic invertebrates other than crustaceans and molluscs, whether or not cooked before or during the smoking process (9 codes, General duty Free)
• 0309: Flours, meals and pellets of fish, crustaceans, molluscs and other aquatic invertebrates, fit for human consumption (13 codes, General duty Free to 6%)

Where it sits in the schedule

Chapter 3 is in Section I of the Harmonized System, live animals and animal products (chapters 1 to 5). Rates are those printed in the 2026 HTS Revision 23; Chapter 99 duties (Section 232, Section 301, IEEPA) are charged on top and are not included.