1605.40.10.90—Crustaceans, molluscs and other aquatic invertebrates, prepared or preserved, other crustaceans, otherGeneral
Free
Units
kg
Column 2
Free
Special
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Supplier development
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Tandom · Duty calculator
Tandom · AD/CVD catalog
HTS links are screening indicators. Review each order's written scope before deciding whether it may cover a shipment.
HTS 1605.40.10.90 is the U.S. Harmonized Tariff Schedule classification for Crustaceans, molluscs and other aquatic invertebrates, prepared or preserved, other crustaceans, other. It's a 10-digit statistical line in Chapter 16: Preparations of meat, fish, crustaceans, molluscs or other aquatic invertebrates, Section IV: Prepared Foodstuffs; Beverages, Spirits, Vinegar; Tobacco, used by U.S. Customs and Border Protection to determine the duty rate at entry. 1 potentially relevant AD/CVD order flag links to this code.
New to HTS codes? Read our guide on how HTS classification works →
HTS-linked orders that may be relevant to imports under this code. An HTS link is a screening aid; actual coverage depends on each order's written product scope. Run the AD/CVD lookup → to check whether your specific shipment is in scope.
Past CBP decisions classifying real products under this HTS code. Useful precedent when classifying a similar product — each ruling shows how CBP interpreted the code for a specific case.
The tariff classification of Crawfish Salad from Japan
The tariff classification of Shrimp Sauce from China
The tariff classification of krill paste from Norway.
The tariff classification of lobster tails from Brazil.
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
HTS 1605.40.10.90 is the U.S. Harmonized Tariff Schedule classification for Crustaceans, molluscs and other aquatic invertebrates, prepared or preserved, other crustaceans, other. It belongs to Chapter 16 of the HTSUS.
The general (Column 1) duty rate for HTS 1605.40.10.90 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
No Chapter 99 flags are linked to HTS 1605.40.10.90 in Tandom's current catalog view. Use the calculator's date, origin, and product inputs to check a specific entry scenario.
Tandom links 1 potentially relevant AD/CVD order flag to this code: A-570-848 (AD, China). An HTS link is a screening aid; review each order's written scope and linked case materials to determine whether a product is covered.
Tandom guides relevant to this code
Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
Open resource
Cash deposit cascade, separate rates, all-others, and PRC-wide rates. Worked example on case A-570-910 (galvanized welded steel pipe from China) with three exporter-specific rates.
Open resource
Scope text is authoritative; the HTS list is illustrative. Read scope, find past rulings, and file a 19 CFR 351.225 inquiry. Worked example on case A-570-106 (wooden cabinets from China).
Open resource
Run thousands of product descriptions through HTS classification, score the confidence, and triage borderline rows. Public search endpoint plus the closed-beta three-layer Classifier.
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How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
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Why raw LLM prompts fabricate stat suffixes, why MCP-augmented prompts do not, and the prompt template a broker can hand to Claude or ChatGPT today.
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