Frozen Pollock Maws
Frozen swim bladders (maws) from Alaska pollock (Gadus chalcogrammus), prized in Chinese cuisine for soups. Fits HTS 0303.99.00.00 as other frozen edible fish offal.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not frozen, just chilled
Fresh or chilled pollock offal (excl. fillets) classified under heading 0302 for non-frozen state.
If further processed into isinglass
Purified swim bladders become gelatin under Chapter 35 when extracted for food or pharma use.
If from specific species like plaice
Other flatfish offal has dedicated subheading 0303.22, separating from generic 'other' category.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide moisture and protein analysis certificates to distinguish edible maws from industrial gelatin sources
• Use ISPM-15 compliant wooden packaging for bulk shipments to prevent quarantine issues
• Avoid declaring as 'fish stomachs' which could lead to misrouting to inedible waste categories
Related Products under HTS 0303.99.00.00
Frozen Cod Heads
Frozen heads from Atlantic cod (Gadus morhua), including eyes and gills, used primarily in soups, stocks, and Asian cuisines. Classified under HTS 0303.99.00.00 as frozen edible fish offal, excluding fillets and meat of heading 0304.
Frozen Tilapia Offal Mix
Frozen mixture of tilapia (Oreochromis niloticus) heads, viscera, and tails for pet food or stock bases. HTS 0303.99.00.00 covers this as other edible frozen fish offal.
Frozen Snapper Guts
Frozen viscera from red snapper (Lutjanus campechanus), used in ceviche marinades. HTS 0303.99.00.00 for other frozen edible fish offal.
Frozen Mackerel Heads
Frozen heads from Atlantic mackerel (Scomber scombrus) for smoking or broths. HTS 0303.99.00.00 classification.
Frozen Catfish Tails
Frozen tails from channel catfish (Ictalurus punctatus), used in Southern US stocks. HTS 0303.99.00.00.
Frozen Tuna Tails
Frozen tails from yellowfin tuna (Thunnus albacares), used in sashimi preparations or fish stock. Categorized as HTS 0303.99.00.00 for other frozen edible fish offal.