Subheading · Chapter 29 · Heading 2917

2917.36

2917.36: Terephthalic acid and its salts

Terephthalic acid (PTA)

2917.36 is the HS subheading for terephthalic acid (PTA), under heading 2917 in chapter 29.

What you pay

Importing into UK

Customs duty 6% standard rate · across 2 national lines depends on the country of origin
Additional duties and charges 3 additional measures Import requirements: 2
VAT 20.00 % import VAT
Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →
  1. 2917 36 00 00 Terephthalic acid and its salts 6%
  2. 2917 36 00 11 Terephthalic acid of a purity by weight of 99.5% or more, usually falling under chemical abstracts service (‘cas’) number 100-21-0 and usually corresponding to the customs and statistics (‘cus’) number 0023865-3 6%
  3. 2917 36 00 19 Other 6%

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 3

  • Additional dutyAdditional duties 35%
    Applies to goods from
    Belarus, Russia
    Legal act
    2022 No. 833
    Documents
    • 9018
  • Duty suspensionAutonomous tariff suspension Free
    Applies to goods from
    all countries
    In force
    until 31 December 2026
    Legal act
    2020 No. 1435
  • Duty suspensionSuspension - goods for certain categories of ships, boats and other vessels and for drilling or production platforms Free
    Applies to goods from
    all countries
    Legal act
    2020 No. 1431
    Documents
    • C990 End use authorisation ships and platforms (Column 8c, Annex A of Delegated Regulation (EU) 2015/2446)

Import requirements 2

  • Import controlRestriction on entry into free circulation
    Applies to goods from
    Russia, Ukraine
    Legal act
    2023 No. 440, S.I. 2022/395
    Documents
    • 9011
    • 9022
    • 9038
    • 9009
    • 9010
    • 9017
  • Import control
    Applies to goods from
    Iran
    Legal act
    2023 No.1314
    Documents
    • 9011
    • 9022

Preferential rates by country

Agreement or schemeCountriesRate
standard rate (no agreement)—6%
DCTS Comprehensive
Afghanistan, Angola, Bangladesh, Benin and 38 more

Afghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia

Free
European Union (including code " EU")
Austria, Belgium, Bulgaria, Croatia and 23 more

Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden

Free
DCTS Enhanced
Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 more

Algeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu

Free
CARIFORUM
Antigua & Barbuda, Bahamas, Barbados, Belize and 10 more

Antigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago

Free
OCTs (Overseas Countries and Territories)
Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 more

Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands

Free
Central America Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama Free
SADC EPA Botswana, Eswatini, Lesotho, Mozambique, Namibia Free
Eastern and Southern Africa States Madagascar, Mauritius, Seychelles, Zimbabwe Free
CPTPP Brunei, Malaysia Free
UK–Andorra agreement Andorra Free
UK–Albania agreement Albania Free
UK–Australia agreement Australia Free
UK–Canada agreement Canada Free
UK–Switzerland agreement Switzerland Free
UK–Côte d’Ivoire agreement Côte d’Ivoire Free
UK–Chile agreement Chile Free
UK–Cameroon agreement Cameroon Free
UK–Colombia agreement Colombia Free
UK–Ceuta & Melilla agreement Ceuta & Melilla Free
UK–Ecuador agreement Ecuador Free
UK–Egypt agreement Egypt Free
UK–Fiji agreement Fiji Free
UK–Faroe Islands agreement Faroe Islands Free
UK–Georgia agreement Georgia Free
UK–Ghana agreement Ghana Free
UK–Israel agreement Israel Free
UK–India agreement India Free
UK–Iceland agreement Iceland Free
UK–Jordan agreement Jordan Free
UK–Japan agreement Japan Free
UK–Kenya agreement Kenya Free
UK–South Korea agreement South Korea Free
UK–Lebanon agreement Lebanon Free
UK–Liechtenstein agreement Liechtenstein Free
UK–Morocco agreement Morocco Free
UK–Moldova agreement Moldova Free
UK–North Macedonia agreement North Macedonia Free
UK–Mexico agreement Mexico Free
UK–Norway agreement Norway Free
UK–New Zealand agreement New Zealand Free
UK–Peru agreement Peru Free
UK–Papua New Guinea agreement Papua New Guinea Free
UK–Palestinian Territories agreement Palestinian Territories Free
UK–Serbia agreement Serbia Free
UK–Solomon Islands agreement Solomon Islands Free
UK–Singapore agreement Singapore Free
UK–San Marino agreement San Marino Free
UK–Tunisia agreement Tunisia Free
UK–Türkiye agreement Türkiye Free
UK–Ukraine agreement Ukraine Free
UK–Vietnam agreement Vietnam Free
UK–Samoa agreement Samoa Free
UK–Kosovo agreement Kosovo Free
UK–South Africa agreement South Africa Free
DCTS Standard Indonesia 2.5%

UK: imports by month

Same subheading in other tariffs

World trade in 2024

2917.36 · US$8bn

Trade value (US$) no reported trade < US$737kUS$737k+US$78m+US$495m+> US$1bn

Exports: 50
  1. China: US$3bn
  2. South Korea: US$1bn
  3. Thailand: US$865m
  4. Taiwan: US$624m
  5. Belgium: US$495m
  6. Canada: US$480m
  7. Mexico: US$397m
  8. Poland: US$290m
  9. Indonesia: US$226m
  10. Malaysia: US$165m
  11. Netherlands: US$78m
  12. Spain: US$75m
  13. United States: US$12m
  14. India: US$4m
  15. Pakistan: US$3m
  16. Egypt: US$2m
  17. Lithuania: US$1m
  18. Hong Kong SAR China: US$1m
  19. Italy: US$982k
  20. Türkiye: US$765k
  21. Germany: US$737k
  22. Portugal: US$214k
  23. Iran: US$189k
  24. Saudi Arabia: US$174k
  25. Japan: US$154k
  26. Finland: US$87k
  27. Sweden: US$86k
  28. France: US$61k
  29. Oman: US$47k
  30. Colombia: US$44k
  31. Azerbaijan: US$40k
  32. United Kingdom: US$31k
  33. Switzerland: US$29k
  34. Australia: US$23k
  35. Czechia: US$11k
  36. South Africa: US$600
  37. Slovenia: US$300
  38. Brazil: US$200
  39. Russia: US$200
  40. Singapore: US$200
  41. Austria: US$100
  42. Slovakia: US$100
  43. United Arab Emirates: US$0
  44. Bulgaria: US$0
  45. Denmark: US$0
  46. Estonia: US$0
  47. Greece: US$0
  48. Croatia: US$0
  49. Ireland: US$0
  50. Luxembourg: US$0

Top exporters

RankCountryValueShare
1 China US$3bn 37.7%
2 South Korea US$1bn 17.7%
3 Thailand US$865m 10.4%
4 Taiwan US$624m 7.5%
5 Belgium US$495m 5.9%
6 Canada US$480m 5.7%
7 Mexico US$397m 4.8%
8 Poland US$290m 3.5%
9 Indonesia US$226m 2.7%
10 Malaysia US$165m 2%

Top importers

RankCountryValueShare
1 India US$2bn 18.7%
2 Türkiye US$2bn 18.5%
3 Vietnam US$793m 9.5%
4 United States US$784m 9.4%
5 Egypt US$395m 4.7%
6 Oman US$393m 4.7%
7 Germany US$354m 4.2%
8 Saudi Arabia US$301m 3.6%
9 Lithuania US$267m 3.2%
10 Pakistan US$230m 2.8%

Import duty on this product around the world 165

The most-favoured-nation (MFN) duty each country applies to goods of this HS subheading: the average over its national tariff lines, with the lowest and highest line where they differ. Goods from countries with a trade agreement often pay less.

  • 5%median duty
  • 62number of duty-free countries (MFN)
  • 45%highest: Bahamas, Bermuda, Cayman Islands

165

Importing countryMFN dutylines from – todata year
Afghanistan 5% 2018 · HS 2012
Albania 0% 2023
Algeria 15% 2023
Angola 0% 2023 · HS 2017
Anguilla 10% 2021 · HS 2017
Antigua & Barbuda 5% 2021 · HS 2007
Argentina 0% 2023 · HS 2017
Armenia 0% 2023
Aruba 6% 2021 · HS 2012
Australia 0% 2023
Azerbaijan 0% 2023 · HS 2017
Bahamas 45% 2022
Bahrain 5% 2023
Bangladesh 17% 0% – 25% 2023 · HS 2017
Barbados 5% 2022 · HS 2017
Belarus 0% 2021 · HS 2017
Belize 5% 2023
Benin 5% 2023
Bermuda 25% 2023
Bhutan 10% 2022
Bolivia 2.5% 0% – 5% 2023 · HS 2017
Bosnia & Herzegovina 0% 2022
Botswana 0% 2023
Brazil 12% 2023 · HS 2017
Brunei 0% 2023 · HS 2017
Burkina Faso 5% 2023
Burundi 0% 2023
Cambodia 7% 2023 · HS 2017
Cameroon 10% 2023
Canada 0% 2023
Cape Verde 5% 2023 · HS 2017
Cayman Islands 22% 2021 · HS 2002
Central African Republic 10% 2023
Chad 10% 2023
Chile 6% 2023 · HS 2017
China 6.5% 2023
Colombia 0% 2023 · HS 2017
Comoros 20% 2021 · HS 2017
Congo - Brazzaville 10% 2023
Cook Islands 0% 2022 · HS 2017
Costa Rica 0% 2023
Côte d’Ivoire 5% 2023 · HS 2017
Cuba 10% 2023 · HS 2017
Dominica 5% 2023 · HS 2017
Dominican Republic 0% 2023
Ecuador 0% 2023 · HS 2017
Egypt 0% 2019 · HS 2017
El Salvador 0% 2022
Equatorial Guinea 10% 2023
Eswatini 0% 2023
Ethiopia 10% 2021 · HS 2017
European Union (27 countries) 6.5% 2023
Fiji 5% 2023
French Polynesia 8% 2023
Gabon 10% 2023
Gambia 5% 2023
Georgia 0% 2022 · HS 2017
Ghana 5% 2023
Gibraltar 12% 2023 · HS 2017
Grenada 5% 2023 · HS 2012
Guatemala 0% 2023
Guinea 5% 2023
Guinea-Bissau 5% 2023
Guyana 5% 2023 · HS 2017
Haiti 0% 2020 · HS 2017
Honduras 0% 2023
Hong Kong SAR China 0% 2023
Iceland 0% 2023
India 5% 2023
Indonesia 0% 2023
Iran 5% 2020 · HS 2017
Israel 0% 2022 · HS 2017
Jamaica 0% 2023
Japan 5.3% 2023
Jordan 0% 2023
Kazakhstan 5% 2023
Kenya 0% 2023
Kiribati 20% 2023 · HS 2002
Kuwait 5% 2023
Kyrgyzstan 0% 2021 · HS 2017
Laos 5% 2023 · HS 2017
Lebanon 0% 2020 · HS 2017
Lesotho 0% 2023
Liberia 5% 2023
Libya 5% 2021 · HS 2017
Liechtenstein 1.9%* 2021 · HS 2017
Macao SAR China 0% 2023
Madagascar 5% 2023
Malawi 0% 2021 · HS 2017
Malaysia 0% 2023
Maldives 15% 2023
Mali 5% 2023
Mauritania 5% 2023 · HS 2017
Mauritius 0% 2023
Mexico 10% 2023 · HS 2017
Micronesia 4% 2021 · HS 2017
Moldova 0% 2023 · HS 2017
Mongolia 5% 2023
Montserrat 0% 2023 · HS 2017
Morocco 2.5% 2023
Mozambique 2.5% 2023
Myanmar (Burma) 3% 2023 · HS 2017
Namibia 0% 2023
Nauru 10% 2021 · HS 2017
Nepal 5% 2023
New Zealand 0% 2023
Nicaragua 0% 2023
Niger 5% 2023
Nigeria 5% 2023
North Macedonia 0% 2023
Norway 0% 2023
Oman 5% 2023
Pakistan 8% 0% – 16% 2023
Palau 3% 2023 · HS 2012
Palestinian Territories 0% 2017 · HS 2017
Panama 0% 2023
Papua New Guinea 0% 2023
Paraguay 12% 2023 · HS 2017
Peru 0% 2023 · HS 2017
Philippines 3% 2023
Qatar 5% 2023
Russia 0% 2021 · HS 2017
Rwanda 0% 2023
Samoa 8% 2020 · HS 2017
São Tomé & Príncipe 10% 2019 · HS 2017
Saudi Arabia 6.5% 2023
Senegal 5% 2023
Seychelles 0% 2023
Sierra Leone 5% 2023
Singapore 0% 2023 · HS 2017
Solomon Islands 5% 2023 · HS 2017
Somalia 5% 2023 · HS 2017
South Africa 0% 2023
South Korea 4.8% 3% – 6.5% 2023
Sri Lanka 0% 2023
St Kitts & Nevis 5% 2023
St Lucia 5% 2023 · HS 2012
St Pierre & Miquelon 8% 2021 · HS 2017
St Vincent & the Grenadines 5% 2023
Sudan 3% 2021 · HS 2017
Suriname 5% 2023 · HS 2007
Switzerland 1.6%* 2023
Syria 1% 2020 · HS 2012
Tajikistan 6.5% 2021 · HS 2012
Tanzania 0% 2023
Thailand 0% 2023
Togo 5% 2023
Tonga 15% 2023 · HS 2017
Trinidad & Tobago 0% 2023 · HS 2012
Türkiye 6.5% 2023
Tuvalu 15% 2017 · HS 2017
Uganda 0% 2023
Ukraine 6.5% 2023 · HS 2017
United Arab Emirates 5% 2023
United Kingdom 6% 2023
United States 6.5% 2023
Uruguay 12% 2023 · HS 2017
Uzbekistan 0% 2021 · HS 2017
Vanuatu 5% 2023
Venezuela 12% 2023 · HS 2017
Vietnam 0% 2023
Wallis & Futuna 6% 2021 · HS 2012
Yemen 5% 2017 · HS 2017
Zambia 0% 2023
Zimbabwe 0.1% 2023

Tariff data years 2017–2023; rates may have changed since. * ad valorem equivalent of specific duties (UNCTAD estimate) · UNCTAD TRAINS, accessed via WITS (World Bank)

Classifications and correspondences

Where this HS subheading sits in the United Nations' statistical classifications, and which codes it had in earlier editions of the Harmonized System.

SITC Rev. 4
51389 Polycarboxylic acids, n.e.s.; anhydrides, halides, peroxides & peroxyacids of polycarboxylic acids; their halogenated, sulphonated, nitrated/nitrosated derivatives.
End use (BEC Rev. 5)
Intermediate goods · BEC 211220
CPC 2.1 product
34140 Carboxylic acids and their anhydrides, halides, peroxides and peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives, except salicylic acid and its salts and esters and their salts
ISIC Rev. 4 activity
2011 Manufacture of basic chemicals

Earlier HS editions

HSCode
20172917.36unchanged
20122917.36unchanged
20072917.36unchanged
20022917.36unchanged
19962917.36unchanged
19922917.36unchanged

Correspondence tables of the United Nations Statistics Division (UNSD)

Recent rule changes mentioning this code

Acts whose text cites this code or its heading. Check the act itself: a code can be cited for reasons other than a change of its duty.

  1. GB Tariff change

    UK Trade Tariff: measure changes on 1015 commodity codes

    Trade Tariff changes 2026-09-29 · Source: trade-tariff.service.gov.uk

  2. GB Sanctions · Applies from:

    The Iran (Sanctions) (Amendment) Regulations 2026

    S.I. 2026/983 · Source: legislation.gov.uk

  3. EU Anti-dumping · Applies from:

    Commission Implementing Regulation (EU) 2026/1904 of 7 August 2026 imposing a definitive anti-dumping duty and definitively collecting the provisional duty imposed on imports of terephthalic acid originating in the Republic of Korea and the United Mexican States

    CELEX 32026R1904 · Source: eur-lex.europa.eu

  4. EU Tariff change · Applies from:

    Regulation (EU) 2026/1395 of the European Parliament and of the Council of 17 June 2026 on applying a generalised scheme of tariff preferences and repealing Regulation (EU) No 978/2012

    CELEX 32026R1395 · Source: eur-lex.europa.eu

  5. EU Anti-dumping · Applies from:

    Commission Implementing Regulation (EU) 2026/801 of 9 April 2026 imposing provisional anti-dumping duties on imports of terephthalic acid originating in the Republic of Korea and the United Mexican States

    CELEX 32026R0801 · Source: eur-lex.europa.eu

  6. EU Sanctions · Applies from:

    Council Regulation (EU) 2026/759 of 30 March 2026 amending Regulation (EU) No 267/2012 concerning restrictive measures against Iran and repealing Regulation (EU) No 961/2010

    CELEX 32026R0759 · Source: eur-lex.europa.eu

  7. EU Anti-dumping · Applies from:

    Commission Implementing Regulation (EU) 2026/734 of 26 March 2026 imposing a provisional anti-dumping duty on imports of yarns of polyamide originating in the People’s Republic of China

    CELEX 32026R0734 · Source: eur-lex.europa.eu

Rule changes →

The UK Global Tariff divides subheading 2917.36 into 2 tariff lines; the duty is 6%.

Subheading 2917.36 is a single line in the EU Combined Nomenclature, where the duty is 6.5%.

173 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%.

In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.

In 2024, countries exported terephthalic acid (PTA) worth US$8bn (+7.9% year on year).

The largest exporter was China (US$3bn), followed by South Korea.

Questions and answers

What is the HS code for terephthalic acid and its salts?

Terephthalic acid and its salts fall under HS subheading 2917.36, part of heading 2917, in section VI of the Harmonized System.

What is the import duty on terephthalic acid and its salts in the UK?

Under the UK Global Tariff, imports under 2917.36 from countries without a preferential agreement are charged at 6%. Preferential rates, anti-dumping duties and VAT are not included.

What is the import duty on terephthalic acid and its salts in the EU?

Under the EU Combined Nomenclature, imports under 2917.36 from countries without a preferential agreement are charged at 6.5%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most terephthalic acid and its salts?

China, with US$3bn in 2024 (37.7% of world exports).

Which countries can export terephthalic acid (PTA) to the UK duty-free?

173 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% applies. Pick a country above to see its rate.

Is there anti-dumping duty on terephthalic acid (PTA)?

The UK charges additional duty of 35% on goods from Belarus and Russia. Lower rates apply to the named exporters listed in the measure.

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