0309.90.50
Frozen
Flours, meals and pellets of fish, crustaceans, molluscs and other aquatic invertebrates, fit for human consumption: Other: Of molluscs
Data provenance: Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.
Duty rates
Column 1 (General / MFN)
Free
Column 2 (Non-NTR)
Free
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
No active Chapter 99 measures are linked to this code.
Rate-change history
What the rate was before, and when it changed. The government schedule replaces each revision in place; we keep the timeline.
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NEW_PROGRAM Executive Order Feb 1, 2026 — Reciprocal Tariff (FR 2026-03824)
Section 122 reciprocal surcharge in effect — additional 10% on most imports through July 24, 2026
See the change → -
Base rate HTS 2023
Column 1 general rate set to Free.
Related CBP rulings
The tariff classification of Whitefish Powder from Norway
The subject merchandise is Whitefish Powder (Product code 200201).
The tariff classification of Shrimp Powder from Norway
The subject merchandise is Shrimp Powder (Product code 400201).
The tariff classification of Lobster Powder from Norway
The subject merchandise is Lobster Powder (Product code 420201).
The tariff classification of Codfish Powder from Norway
The subject merchandise is Codfish Powder (Product code 220202).
The tariff classification of Shrimp Shell Powder from Norway
The subject merchandise is Shrimp Shell Powder (Product code 430201).
Other codes in heading 0309
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 0309.90.50 from each major US trading partner.
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