Frozen Windowpane Flounder Fillets

Frozen translucent fillets from windowpane flounder (Scophthalmus aquosus), a small flatfish used in sushi or light dishes. Portion-controlled and frozen. HTS 0304.83.5020 designation for flounder flatfish fillets.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

0306.94.00.00Same rate: 35%

If just fish meat, not identifiable as fillets

Unspecified 'other fish meat' without fillet form goes to 0306 for by-products.

Not sure which classification is right?

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Import Tips & Compliance

Size fillets consistently to match invoice descriptions and avoid valuation issues

Screen for heavy metals common in bottom-dwelling flatfish per FDA guidance

Use proper HTS suffix for statistical reporting of minor flatfish species

Related Products under HTS 0304.83.50.20

Frozen Atlantic Flounder Fillets

Frozen skinless fillets from Atlantic flounder (Pseudopleuronectes americanus), a flatfish species belonging to the Pleuronectidae family. These are typically sold in vacuum-sealed packs for retail or foodservice use. Classified under HTS 0304.83.5020 as frozen fillets of flounder, a specific flatfish type.

Frozen Pacific Flounder Skinless Fillets

Frozen fillets from Pacific flounder (Verasper moseri), skinless and boneless, sourced from North Pacific waters and part of the flatfish group. Packaged for commercial distribution. Fits HTS 0304.83.5020 for frozen flounder fillets under flatfish.

Frozen Blackback Flounder Fillets

Frozen fillets of blackback flounder (Pseudopleuronectes herbsteini), a North Atlantic flatfish with light texture, often used in gourmet seafood dishes. Supplied skin-off and IQF (individually quick frozen). Classified as frozen flounder under HTS 0304.83.5020.

Frozen Southern Flounder IQF Fillets

Individually quick frozen (IQF) fillets from southern flounder (Paralichthys lethostigma), a warm-water flatfish popular in US Southeast markets. Skinless and portioned for retail. HTS 0304.83.5020 applies to these frozen flatfish flounder fillets.

Frozen Yellowtail Flounder Fillets

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Frozen Summer Flounder Skin-Off Fillets

Skin-off frozen fillets from summer flounder (Paralichthys dentatus), also called fluke, a versatile flatfish for frying or baking. Bulk packed for processors. HTS 0304.83.5020 for frozen flatfish flounder.