Block Frozen Toothfish (Dissostichus spp.)
Toothfish (Dissostichus spp.) frozen in large blocks at sea for efficient transport, remains whole fish form. HTS 0303.83.00.00 applies to all frozen presentations excluding processed fillets.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If block of other frozen fish meat
If block contains only separated meat, not whole fish, goes to 0304.
If end-use statements for further manufacture may shift to parts heading.
If aquatic invertebrates mixed
Products containing both fish and shellfish classified differently.
Not sure which classification is right?
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Import Tips & Compliance
• Specify block dimensions and fish integrity on entry to prevent duty disputes
• Ensure blocks labeled with species, catch area, and production date per traceability rules
• Plan for thaw inspection allowances under CBP seafood guidelines
Related Products under HTS 0303.83.00.00
Frozen Patagonian Toothfish Whole
Whole frozen Patagonian toothfish (Dissostichus eleginoides), a large predatory fish harvested from sub-Antarctic waters, imported ungutted and unprocessed except for freezing. Classified under HTS 0303.83.00.00 as frozen toothfish excluding fillets or other fish meat of heading 0304.
Frozen Antarctic Toothfish Head-Off
Frozen head-off Antarctic toothfish (Dissostichus mawsoni), with head removed but gutted intact, preserved by freezing for high-end sushi markets. Falls under HTS 0303.83.00.00 as other frozen toothfish, not fillets or processed meat.
Frozen Dressed Patagonian Toothfish
Frozen dressed Patagonian toothfish, gilled and gutted but otherwise whole, ideal for restaurant portioning. HTS 0303.83.00.00 covers this as frozen whole toothfish excluding fillets or offal.
IQF Frozen Toothfish Loins
Individually quick frozen (IQF) toothfish loins from Dissostichus spp., large intact sections without further filleting. Classified in HTS 0303.83.00.00 as frozen other fish, provided not reduced to fillet meat of 0304.
Frozen Whole Chilean Sea Bass
Frozen whole Chilean sea bass (commercial name for Patagonian toothfish, Dissostichus eleginoides), imported intact for luxury seafood markets. HTS 0303.83.00.00 specifically for frozen Dissostichus spp. excluding fillets.
Frozen Gutted Antarctic Toothfish
Frozen gutted Antarctic toothfish (Dissostichus mawsoni), viscera removed post-catch and immediately frozen at sea. Qualifies under HTS 0303.83.00.00 as other frozen toothfish not meeting fillet criteria.