| 0303.31.00 | 20 | Pacific halibut (Hippoglossus stenolepis) | kg | | | |
| 0303.31.00 | 30 | Greenland turbot (Greenland halibut) (Reinhardtius hippoglossoides) | kg | | | |
| 0303.32.00 | 00 | Plaice (Pleuronectes platessa) | kg | Free | | 2.2¢/kg |
| 0303.33.00 | 00 | Sole (Solea spp.) | kg | 1.1¢/kg | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 2.2¢/kg |
| 0303.39.00 | | Other | | 1.1¢/kg | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 2.2¢/kg |
| 0303.39.00 | 10 | Flounder | kg | | | |
| 0303.39.00 | 20 | Rock sole (Pleuronectes bilineatus) | kg | | | |
| 0303.39.00 | 30 | Yellowfin sole (Pleuronectes asper) | kg | | | |
| 0303.39.00 | 95 | Other | kg | | | |
| 0303.41.00 | 00 | Tunas (of the genus Thunnus), skipjack or stripe-bellied bonito (Euthynnus (Katsuwonus) pelamis), excluding livers and roes: | | | | |
| 0303.41.00 | 00 | Albacore or longfinned tunas (Thunnus alalunga) | kg | Free | | Free |
| 0303.42.00 | | Yellowfin tunas (Thunnus albacares) | | Free | | Free |
| 0303.42.00 | 20 | Whole fish | kg | | | |
| 0303.42.00 | 40 | Other: | | | | |
| 0303.42.00 | 40 | Head-on | kg | | | |
| 0303.42.00 | 60 | Other | kg | | | |
| 0303.43.00 | 00 | Skipjack or stripe-bellied bonito | kg | Free | | Free |
| 0303.44.00 | 00 | Bigeye tunas (Thunnus obesus) | kg | Free | | Free |
| 0303.45.00 | 00 | Bluefin tunas (Thunnus thynnus) | kg | Free | | Free |
| 0303.46.00 | 00 | Southern bluefin tunas (Thunnus maccoyii) | kg | Free | | Free |
| 0303.49.01 | 00 | Other | kg | Free | | Free |
| 0303.51.00 | 00 | Herrings (Clupea harengus, Clupea pallasii), and cod (Gadus morhua, Gadus ogac, Gadus macrocephalus excluding livers and roes: | | | | |
| 0303.51.00 | 00 | Herrings (Clupea harengus, Clupea pallasii) | kg | Free | | Free |
| 0303.52.00 | | Cod (Gadus morhua, Gadus ogac, Gadus macrocephalus), excluding livers and roes | | Free | | 2.2¢/kg |
| 0303.52.00 | 10 | Atlantic | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: gaming
