HS Heading 0304 : Fish fillets and other fish meat (whether or not minced), fresh, chilled or frozen
HEADING DEFINITION & DISAMBIGUATION
HS Heading 0304 encompasses fish fillets and other fish meat (whether or not minced), fresh, chilled or frozen. It classifies 48 6-digit WCO subheadings within Chapter 03 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 0304
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 0304.31 | Fresh or chilled fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Tilapias (Oreochromis spp.) | 03 | View 0304.31 Package → |
| 0304.32 | Fresh or chilled fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.) | 03 | View 0304.32 Package → |
| 0304.33 | Fresh or chilled fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Nile perch (Lates niloticus) | 03 | View 0304.33 Package → |
| 0304.39 | Fresh or chilled fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Other | 03 | View 0304.39 Package → |
| 0304.41 | Fresh or chilled fillets of other fish, Pacific salmon (Oncorhynchus nerka, Oncorhynchus gorbuscha, Oncorhynchus keta, Oncorhynchus tschawytscha, Oncorhynchus kisutch, Oncorhynchus masou and Oncorhynchus rhodurus) Atlantic Salmon (Salmo salar) and Danube salmon (Hucho hucho) | 03 | View 0304.41 Package → |
| 0304.42 | Fresh or chilled fillets of other fish, Trout (Salmo trutta, Oncorhynchus mykiss, Oncorhynchus clarki, Oncorhynchus aguabonita, Oncorhynchus gilae Oncorhynchus apache, and Oncorhynchus chrysogaster) | 03 | View 0304.42 Package → |
| 0304.43 | Fresh or chilled fillets of other fish, Flat Fish (Pleuronectidae, Bothidae, Cynoglossidae, Soleidae, Scophthalmidae, and Citharidae) | 03 | View 0304.43 Package → |
| 0304.44 | Fresh or chilled fillets of other fish, Fish of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae | 03 | View 0304.44 Package → |
| 0304.45 | Fresh or chilled fillets of other fish, Swordfish (Xiphias gladius) | 03 | View 0304.45 Package → |
| 0304.46 | Fresh or chilled fillets of other fish, Toothfish (Dissostichus spp.) | 03 | View 0304.46 Package → |
| 0304.47 | Fresh or chilled fillets of other fish, Dogfish and other sharks | 03 | View 0304.47 Package → |
| 0304.48 | Fresh or chilled fillets of other fish, Rays and skates (Rajidae) | 03 | View 0304.48 Package → |
| 0304.49 | Fresh or chilled fillets of other fish, Other | 03 | View 0304.49 Package → |
| 0304.51 | Other, fresh or chilled, Tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.) | 03 | View 0304.51 Package → |
| 0304.52 | Other, fresh or chilled, Salmonidae | 03 | View 0304.52 Package → |
| 0304.53 | Other, fresh or chilled, Fish of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae | 03 | View 0304.53 Package → |
| 0304.54 | Other, fresh or chilled, Swordfish (Xiphias gladius) | 03 | View 0304.54 Package → |
| 0304.55 | Other, fresh or chilled, Toothfish (Dissostichus spp.) | 03 | View 0304.55 Package → |
| 0304.56 | Other, fresh or chilled, Dogfish and other sharks | 03 | View 0304.56 Package → |
| 0304.57 | Other, fresh or chilled, Rays and skates (Rajidae) | 03 | View 0304.57 Package → |
| 0304.59 | Other, fresh or chilled, Other | 03 | View 0304.59 Package → |
| 0304.61 | Frozen fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbushoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Tilapias (Oreochromis spp.) | 03 | View 0304.61 Package → |
| 0304.62 | Frozen fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbushoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.) | 03 | View 0304.62 Package → |
| 0304.63 | Frozen fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbushoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Nile perch (Lates niloticus) | 03 | View 0304.63 Package → |
| 0304.69 | Frozen fillets of tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbushoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.), Other | 03 | View 0304.69 Package → |
| 0304.71 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Cod (Gadus morhua, Gadus ogac,Gadus macrocephalus) | 03 | View 0304.71 Package → |
| 0304.72 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Haddock (Melanogrammus aeglefinus) | 03 | View 0304.72 Package → |
| 0304.73 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Coalfish (Pollachius virens) | 03 | View 0304.73 Package → |
| 0304.74 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Hake (Merluccius spp., Urophycis spp.) | 03 | View 0304.74 Package → |
| 0304.75 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Alaska pollock (Theragra chalcogramma) | 03 | View 0304.75 Package → |
| 0304.79 | Frozen fillets of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, Other: | 03 | View 0304.79 Package → |
| 0304.81 | Frozen fillets of other fish, Pacific salmon (Oncorhynchus nerka, Oncorhynchus gorbuscha, Oncorhynchus keta, Oncorhynchus tschawytscha, Oncorhynchus kisutch, Oncorhynchus masou and Oncorhynchus rhodurus) Atlantic Salmon (Salmo salar) and Danube salmon (Hucho hucho) | 03 | View 0304.81 Package → |
| 0304.82 | Frozen fillets of other fish, Trout (Salmo trutta, Oncorhynchus mykiss, Oncorhynchus clarki, Oncorhynchus aguabonita, Oncorhynchus gilae Oncorhynchus apache and Oncorhynchus chrysogaster) | 03 | View 0304.82 Package → |
| 0304.83 | Frozen fillets of other fish, Flat fish (Pleuronectidae, Bothidae, Cynoglossidae, Soleidae, Scophthalmidae, and Citharidae) | 03 | View 0304.83 Package → |
| 0304.84 | Frozen fillets of other fish, Swordfish (Xiphias gladius) | 03 | View 0304.84 Package → |
| 0304.85 | Frozen fillets of other fish, Toothfish (Dissostichus spp.) | 03 | View 0304.85 Package → |
| 0304.86 | Frozen fillets of other fish, Herrings (Clupea harengus, Clupea pallasii) | 03 | View 0304.86 Package → |
| 0304.87 | Frozen fillets of other fish, Tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis) | 03 | View 0304.87 Package → |
| 0304.88 | Frozen fillets of other fish, Dogfish, other sharks, rays and skates (Rajidae) | 03 | View 0304.88 Package → |
| 0304.89 | Frozen fillets of other fish, Other | 03 | View 0304.89 Package → |
| 0304.91 | Other, frozen, Swordfish (Xiphias gladius) | 03 | View 0304.91 Package → |
| 0304.92 | Other, frozen, Toothfish (Dissostichus spp.) | 03 | View 0304.92 Package → |
| 0304.93 | Other, frozen, Tilapias (Oreochromis spp.), catfish (Pangasius spp., Silurus spp., Clarias spp., Ictalurus spp.), carp (Cyprinus spp., Carassius spp., Ctenopharyngodon idellus, Hypophthalmichthys spp., Cirrhinus spp., Mylopharyngodon piceus, Catla catla, Labeo spp., Osteochilus hasselti, Leptobarbus hoeveni, Megalobrama spp.), eels (Anguilla spp.), Nile perch (Lates niloticus) and snakeheads (Channa spp.) | 03 | View 0304.93 Package → |
| 0304.94 | Other, frozen, Alaska pollock (Theragra chalcogramma) | 03 | View 0304.94 Package → |
| 0304.95 | Other, frozen, Fish of the families Bregmacerotidae, Euclichthyidae, Gadidae, Macrouridae, Melanonidae, Merlucciidae, Moridae and Muraenolepididae, other than Alaska Pollock (Theragra chalcogramma) | 03 | View 0304.95 Package → |
| 0304.96 | Other, frozen, Dogfish and other sharks | 03 | View 0304.96 Package → |
| 0304.97 | Other, frozen, Rays and skates (Rajidae) | 03 | View 0304.97 Package → |
| 0304.99 | Other, frozen, Other | 03 | View 0304.99 Package → |
DISAMBIGUATION & CLASSIFICATION GUIDE
How to Select the Correct Subheading Under Heading 0304
Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.
Official Primary Sources & Authority References
USITC HTS Heading 0304 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 0304 precedent rulings.
WCO Nomenclature ↗
World Customs Organization Harmonized System 2022 nomenclature standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.
Heading 0304 Frequently Asked Questions (FAQ)
What commercial articles are grouped under HS Heading 0304?
HS Heading 0304 covers Fish fillets and other fish meat (whether or not minced), fresh, chilled or frozen, grouping 48 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 0304?
Subheadings under Heading 0304 range from 0304.11 to 0304.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 0304?
US MFN general duty rates for Heading 0304 commodities range from Duty-Free up to representative ad valorem percentages under the 2026 US HTS.
Are Section 301 tariffs applicable to goods under Heading 0304?
Section 301 additional tariffs depend on the specific 8-digit or 10-digit US HTS code and country of origin (e.g. China Lists 1–4A).
What PGA message set flags apply to Heading 0304?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 0304?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 0304 enter duty-free under USMCA?
Yes. Goods originating in USMCA territories (US, Mexico, Canada) enter duty-free under SPI code P with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Heading 0304?
Eligible import shipments valued at $800 USD or less imported by one person on one day enter duty-free under 19 U.S.C. 1321.
What documents are required for formal customs entry of Heading 0304?
Commercial Invoice, Packing List, Bill of Lading, and CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer get a binding CBP classification ruling for Heading 0304?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.