Subheading · Chapter 03 · Heading 0303
0303.39: Flat fish: other
Official description Other
Subheading 0303.39 belongs to heading 0303 (fish, frozen, excluding fish fillets and other fish meat of heading 0304) in chapter 03.
What you pay
Importing into UK from Canada
Rates by national line · UK Global Tariff
UK lines →- 0303 39 00 00 Other
- 0303 39 10 00 Flounder (platichthys flesus) Free
6% - 0303 39 30 00 Fish of the genus rhombosolea Free
6% - 0303 39 50 00 Fish of the species pelotreis flavilatus or peltorhamphus novaezelandiae Free
6% - 0303 39 85 00 Other 14%
- 0303 39 85 10 Megrim (lepidorhombus spp.) Free
14% - 0303 39 85 80 Flatfish (limanda aspera, lepidopsetta bilineata, pleuronectes quadrituberculatus, limanda ferruginea, lepidopsetta polyxystra, eopsetta jordani), for processing Free
14% - 0303 39 85 90 Other Free
14%
Additional duties and import rulesCanada
Charges on top of the customs duty, and rules the goods must meet at the border.
Import requirements 3
- Import controlVeterinary control
- Applies to goods from
- Afghanistan, Albania, Algeria, American Samoa, Andorra, Angola, Anguilla, Antarctica, Antigua & Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia & Herzegovina, Botswana, Bouvet Island, Brazil, British Indian Ocean Territory, British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Canada, Cape Verde, Caribbean Netherlands, Cayman Islands, Central African Republic, Ceuta & Melilla, Chad, Chile, China, Christmas Island, Cocos (Keeling) Islands, Colombia, Comoros, Congo - Brazzaville, Congo - Kinshasa, Cook Islands, Costa Rica, Côte d’Ivoire, Croatia, Cuba, Curaçao, Cyprus, Czechia, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Eswatini, Ethiopia, Falkland Islands, Faroe Islands, Fiji, Finland, France, French Polynesia, French Southern Territories, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Greenland, Grenada, Guam, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Heard & McDonald Islands, Honduras, Hong Kong SAR China, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kosovo, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Macao SAR China, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Mongolia, Montenegro, Montserrat, Morocco, Mozambique, Myanmar (Burma), Namibia, Nauru, Nepal, Netherlands, New Caledonia, New Zealand, Nicaragua, Niger, Nigeria, Niue, Norfolk Island, North Korea, North Macedonia, Northern Mariana Islands, Norway, Oman, Pakistan, Palau, Palestinian Territories, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Pitcairn Islands, Poland, Portugal, Qatar, QP, QQ, Romania, Russia, Rwanda, Samoa, San Marino, São Tomé & Príncipe, Saudi Arabia, Senegal, Serbia, Seychelles, Sierra Leone, Singapore, Sint Maarten, Slovakia, Slovenia, Solomon Islands, Somalia, South Africa, South Georgia & South Sandwich Islands, South Korea, South Sudan, Spain, Sri Lanka, St Barthélemy, St Helena, St Kitts & Nevis, St Lucia, St Pierre & Miquelon, St Vincent & the Grenadines, Sudan, Suriname, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Timor-Leste, Togo, Tokelau, Tonga, Trinidad & Tobago, Tunisia, Türkiye, Turkmenistan, Turks & Caicos Islands, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States, Uruguay, US Outlying Islands, US Virgin Islands, Uzbekistan, Vanuatu, Vatican City, Venezuela, Vietnam, Wallis & Futuna, Western Sahara, Yemen, Zambia, Zimbabwe
- Legal act
- S.I. 2019/782
- Documents
- C084 Exemption by virtue of Articles 3 and 4 of regulation 2019/2122 (animals intended for scientific purposes, research and diagnostic samples, and samples for product analysis and quality testing).
- N853 Common Health Entry Document for Products (CHED-P) (as set out in Part 2, Section B of Annex II to Commission Implementing Regulation (EU) 2019/1715 (OJ L 261))
- Y058 Exemption by virtue of Article 7 of Commission Delegated Regulation 2019/2122 (Goods which form part of passengers' personal luggage and are intended for personal consumption or use) or Article 10 (small consignments of goods sent to natural persons which are not intended to be placed on the market) of Commission Delegated Regulation 2019/2122
- Y930 The declared goods are not concerned by Commission Implementing Regulation (EU) 2021/632
- Import controlControl on illegal, unreported and unregulated fishing
- Applies to goods from
- all countries except Cambodia, Comoros, St Vincent & the Grenadines
- Documents
- C673 Importer Declaration or Re-export Certificate, as foreseen in Annex II of Regulation (EC) 1005/2008 or Annex IV of Regulation (EC) 1010/2009
- Y927 The declared goods are not concerned by Council Regulation (EC) No. 1005/2008
- Import controlImport control of organic products
- Applies to goods from
- all countries except Austria, Belgium, Bulgaria, Switzerland, Cyprus, Czechia, Germany, Denmark, Estonia, Spain, Finland, France, United Kingdom, Greece, Croatia, Hungary, Ireland, Iceland, Italy, Lithuania, Luxembourg, Latvia, Malta, Netherlands, Norway, Poland, Portugal, Romania, Sweden, Slovenia, Slovakia
- Legal act
- S.I. 2019/693
- Documents
- C644 Certificate of inspection for organic products
- Y929 Goods not concerned by Regulation (EU) 2018/848 (organic products)
UK: imports by month
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
 Ireland | £313k | 48.3% | +32.8% |
 Faroe Islands | £121k | 18.7% | +31.3% |
 Poland | £118k | 18.2% | +16.2% |
 India | £78k | 12% | -40% |
 Netherlands | £9k | 1.3% | -65.5% |
 Portugal | £5k | 0.7% | +113.6% |
 France | £4k | 0.6% | +14.2% |
 Iceland | £1k | 0.2% | — |
Same subheading in other tariffs
EU
TürkiyeWorld trade in 2024
Trade value (US$) no reported trade < US$163.9kUS$163.9k+US$914.8k+US$5.9m+> US$20.4m
Exports: 82
- United States: US$175.6m
- Russia: US$45.7m
- Senegal: US$20.4m
- Canada: US$12.8m
- China: US$12.1m
- Pakistan: US$11m
- Mauritania: US$7.9m
- Morocco: US$5.9m
- Spain: US$4.5m
- India: US$4.3m
- Netherlands: US$2.5m
- Guinea: US$2.4m
- South Korea: US$2.3m
- Gambia: US$2m
- Japan: US$1.8m
- Portugal: US$1.6m
- Italy: US$1.4m
- Myanmar (Burma): US$1.2m
- Brazil: US$980.7k
- Iceland: US$914.8k
- Sierra Leone: US$835.4k
- Poland: US$799.3k
- Denmark: US$725.3k
- Vietnam: US$691.3k
- Indonesia: US$677.9k
- Panama: US$472.8k
- New Zealand: US$443.9k
- France: US$416k
- Guinea-Bissau: US$352.5k
- Ireland: US$345.9k
- Norway: US$304.4k
- Bangladesh: US$292.4k
- Germany: US$280k
- Latvia: US$249.6k
- Cyprus: US$210.8k
- Estonia: US$210.5k
- Somalia: US$210k
- United Kingdom: US$197.3k
- Greenland: US$174.1k
- Thailand: US$163.9k
- Malaysia: US$148.2k
- Greece: US$141.9k
- Taiwan: US$126.8k
- Belgium: US$98.5k
- Lithuania: US$95.6k
- South Africa: US$94.9k
- Guyana: US$87.1k
- Dominican Republic: US$69.4k
- Ukraine: US$68.9k
- Sweden: US$59.1k
- Singapore: US$50.8k
- Türkiye: US$46.3k
- Yemen: US$40.9k
- Chile: US$40.2k
- Hungary: US$37.5k
- Egypt: US$36.9k
- Suriname: US$25.2k
- Nicaragua: US$23.5k
- Angola: US$18.8k
- Croatia: US$15.3k
Trade value (US$) no reported trade < US$49kUS$49k+US$394.1k+US$2.9m+> US$17.4m
Imports: 138
- China: US$147.4m
- South Korea: US$49.7m
- Spain: US$21.1m
- Japan: US$17.4m
- Mexico: US$12.1m
- Thailand: US$9.1m
- United States: US$8.1m
- Indonesia: US$7.8m
- Poland: US$4.8m
- Netherlands: US$4.4m
- Côte d’Ivoire: US$3.8m
- Portugal: US$3.2m
- Ukraine: US$2.9m
- Vietnam: US$2.9m
- Morocco: US$2.3m
- Italy: US$2.3m
- Saudi Arabia: US$2.1m
- Greece: US$2m
- Dominican Republic: US$2m
- Guinea: US$2m
- India: US$1.8m
- United Arab Emirates: US$1.4m
- Hong Kong SAR China: US$1.3m
- France: US$1.1m
- Switzerland: US$962.6k
- Macao SAR China: US$819.2k
- United Kingdom: US$734.9k
- Brazil: US$680.4k
- Belgium: US$621.9k
- Canada: US$595.6k
- Senegal: US$502.6k
- Taiwan: US$418.6k
- Singapore: US$410.5k
- Romania: US$394.1k
- Sint Maarten: US$348.1k
- Türkiye: US$346.7k
- Qatar: US$331.1k
- Lithuania: US$306.7k
- Sweden: US$287.8k
- Malaysia: US$261.8k
- Oman: US$249.2k
- North Korea: US$238.5k
- Kuwait: US$234.2k
- Australia: US$231.7k
- Burkina Faso: US$220.4k
- Peru: US$215.7k
- Germany: US$206.9k
- Ireland: US$160.2k
- Cyprus: US$148.8k
- Denmark: US$139k
- Maldives: US$127.6k
- Bahamas: US$126.9k
- South Africa: US$125.7k
- New Zealand: US$123.3k
- Tunisia: US$121.9k
- Finland: US$99k
- Bulgaria: US$92.7k
- British Virgin Islands: US$88.3k
- Austria: US$84.4k
- Ghana: US$82.3k
Top exporters
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 |  United States | US$175.6m | 53.8% |
| 2 |  Russia | US$45.7m | 14% |
| 3 |  Senegal | US$20.4m | 6.2% |
| 4 |  Canada | US$12.8m | 3.9% |
| 5 |  China | US$12.1m | 3.7% |
| 6 |  Pakistan | US$11m | 3.4% |
| 7 |  Mauritania | US$7.9m | 2.4% |
| 8 |  Morocco | US$5.9m | 1.8% |
| 9 |  Spain | US$4.5m | 1.4% |
| 10 | India | US$4.3m | 1.3% |
Top importers
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | China | US$147.4m | 45.1% |
| 2 |  South Korea | US$49.7m | 15.2% |
| 3 | Spain | US$21.1m | 6.5% |
| 4 |  Japan | US$17.4m | 5.3% |
| 5 |  Mexico | US$12.1m | 3.7% |
| 6 |  Thailand | US$9.1m | 2.8% |
| 7 | United States | US$8.1m | 2.5% |
| 8 |  Indonesia | US$7.8m | 2.4% |
| 9 | Poland | US$4.8m | 1.5% |
| 10 | Netherlands | US$4.4m | 1.3% |
The UK Global Tariff divides subheading 0303.39 into 6 tariff lines; the duty is between 6% and 14% (average 10%).
In the EU Combined Nomenclature, subheading 0303.39 covers 4 tariff lines and the duty is between 7.5% and 15%.
166 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of 6% – 14%.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
Imports of these goods into the UK came to £646.9k between September 2025 and August 2026 (up 10% on the year before); Ireland supplied 48%, followed by Faroe Islands.
In 2024, countries exported these goods worth US$326.6m (−17.2% year on year).
The largest exporter was the United States (US$175.6m), followed by Russia.
Questions and answers
What is the HS code for flat fish: other?
Flat fish: other fall under HS subheading 0303.39, part of heading 0303, in section I of the Harmonized System.
What is the import duty on flat fish: other in the UK?
Under the UK Global Tariff, imports under 0303.39 from countries without a preferential agreement are charged at 6% to 14%, depending on the line. Preferential rates, anti-dumping duties and VAT are not included.
What is the import duty on flat fish: other in the EU?
Under the EU Combined Nomenclature, imports under 0303.39 from countries without a preferential agreement are charged at 7.5% to 15%, depending on the line. Preferential rates, anti-dumping duties and VAT are not included.
Which country exports the most flat fish: other?
The United States, with US$175.6m in 2024 (53.8% of world exports).
Which countries can export these goods to the UK duty-free?
166 countries pay no duty under a trade agreement or preference scheme, among them partners under DCTS Comprehensive, European Union, DCTS Enhanced. The goods must meet the agreement’s rules of origin and the importer needs proof of origin; otherwise the standard rate of 6% – 14% applies. Pick a country above to see its rate.
Is there anti-dumping duty on these goods?
The UK charges additional duty of 35% on goods from Belarus and Russia. Lower rates apply to the named exporters listed in the measure.
Where does the UK import these goods from?
In the 12 months to August 2026, the largest suppliers were Ireland (48%), Faroe Islands (19%) and Poland (18%), out of total imports of £646.9k.