Subheading · Section XVI

8404.90: Auxiliary plant for use with boilers of heading 8402 or 8403: parts

8404.90

Official description Parts

  • FreeUK
  • 2.7%EU
  • 40%–50%Türkiye
  • 3.5%USA
  • US$594.3mWorld trade in 2024

8404.90 is a six-digit subheading of heading 8404, auxiliary plant for use with boilers of heading 8402 or 8403, chapter 84.

Subheading 8404.90 is a single line in the UK Global Tariff, where the duty is duty-free.

The EU Combined Nomenclature has one tariff line for subheading 8404.90; the duty is 2.7%.

In the Turkish Customs Tariff Schedule, subheading 8404.90 covers 3 tariff lines and the statutory rate is between 40% and 50%.

The Harmonized Tariff Schedule of the United States has one tariff line for subheading 8404.90; the duty is 3.5%.

World trade in these goods reached US$594.3m in 2024, down 12.2% on 2023.

China was the largest exporter with 19.6% of the total, ahead of Finland.

The United States imported the most (US$41.3m).

The United Kingdom ranked 9th among 95 exporters with US$20m; its largest buyer was the United States.

The United Kingdom imported US$18.1m, most of it from Türkiye.

Duty rates compared

UK Free Third-country duty 1 tariff line EU 2.7% Third-country duty 1 tariff line Türkiye 40% – 50% Statutory rate (Law 474) 3 tariff lines · average 43.3% USA 3.5% General (MFN) 1 tariff line

The Turkish schedule prints the statutory rate set under Customs Law 474. The rate applied at import is laid down in the Import Regime Decision and can be lower, or different by country of origin.

UK Global Tariff

UK lines →
  1. 8404 90 00 00 Parts Free

EU Combined Nomenclature

EU lines →
  1. 8404 90 00 Parts 2.7%—

Turkish Customs Tariff Schedule

Türkiye lines →

This line has no official text in this language; it is shown in the language of its tariff.

  1. 8404.90 Aksam ve parçalar:
  2. 8404.90.00.10.00 Merkezi ısıtma kazanları ile birlikte kullanılan yardımcı cihazların aksam ve parçaları 50%
  3. Diğerleri
  4. 8404.90.00.90.11 Kızdırıcı borular 40%
  5. 8404.90.00.90.19 Diğerleri 40%

Harmonized Tariff Schedule of the United States

USA lines →
  1. 8404.90.00.00 Parts 3.5%kg

Special: reduced rates under trade agreements and preference programmes; the letters in brackets name the programmes (for example AU = Australia FTA, KR = Korea FTA).

World trade in 2024

8404.90 · US$594.3m

Trade value (US$) no reported trade < US$578.7kUS$578.7k+US$6.3m+US$18.6m+> US$50.9m

Exports: 95
  1. China: US$116.6m
  2. Finland: US$52.1m
  3. Germany: US$50.9m
  4. United States: US$39.5m
  5. Taiwan: US$38.9m
  6. Japan: US$34.4m
  7. India: US$27.9m
  8. Poland: US$20.4m
  9. United Kingdom: US$20m
  10. Italy: US$18.6m
  11. South Korea: US$11.5m
  12. Austria: US$10.6m
  13. Sweden: US$9.4m
  14. Thailand: US$9.3m
  15. Brazil: US$8.9m
  16. Estonia: US$8.9m
  17. France: US$8.6m
  18. Spain: US$8.6m
  19. Türkiye: US$8.2m
  20. Netherlands: US$7.6m
  21. Switzerland: US$6.8m
  22. Belgium: US$6.8m
  23. Vietnam: US$6.4m
  24. Czechia: US$6.3m
  25. Canada: US$5.7m
  26. Morocco: US$5.5m
  27. Hungary: US$5.4m
  28. Romania: US$5m
  29. Philippines: US$4.8m
  30. Slovakia: US$3.4m
  31. Denmark: US$2.6m
  32. Singapore: US$2.4m
  33. Croatia: US$1.9m
  34. Australia: US$1.9m
  35. Mexico: US$1.9m
  36. Malaysia: US$1.8m
  37. Lithuania: US$1.5m
  38. Russia: US$1.3m
  39. Israel: US$1.2m
  40. Portugal: US$1.2m
  41. Kazakhstan: US$897.9k
  42. South Africa: US$829.1k
  43. Kuwait: US$762k
  44. Egypt: US$738k
  45. Bulgaria: US$672.5k
  46. Luxembourg: US$660k
  47. Norway: US$578.7k
  48. Moldova: US$552.6k
  49. Serbia: US$538.6k
  50. Indonesia: US$473.2k
  51. United Arab Emirates: US$400.3k
  52. Hong Kong SAR China: US$384.2k
  53. Greece: US$364.6k
  54. Kenya: US$265k
  55. Latvia: US$201.5k
  56. New Zealand: US$197.3k
  57. Kyrgyzstan: US$172.9k
  58. Belarus: US$171.1k
  59. Ireland: US$151.1k
  60. Slovenia: US$145.8k

Top exporters

RankCountryValueShare
1 China US$116.6m 19.6%
2 Finland US$52.1m 8.8%
3 Germany US$50.9m 8.6%
4 United States US$39.5m 6.6%
5 Taiwan US$38.9m 6.5%
6 Japan US$34.4m 5.8%
7 India US$27.9m 4.7%
8 Poland US$20.4m 3.4%
9 United Kingdom US$20m 3.4%
10 Italy US$18.6m 3.1%

Top importers

RankCountryValueShare
1 United States US$41.3m 7%
2 Philippines US$39.6m 6.7%
3 Vietnam US$34.5m 5.8%
4 Germany US$33.5m 5.6%
5 Indonesia US$30.2m 5.1%
6 Canada US$29.8m 5%
7 Portugal US$25.4m 4.3%
8 Japan US$20m 3.4%
9 France US$19.3m 3.2%
10 United Kingdom US$18.1m 3.1%

Questions and answers

What is the HS code for auxiliary plant for use with boilers of heading 8402 or 8403: parts?

Auxiliary plant for use with boilers of heading 8402 or 8403: parts fall under HS subheading 8404.90, part of heading 8404, in section XVI of the Harmonized System.

What is the import duty on auxiliary plant for use with boilers of heading… in the UK?

Under the UK Global Tariff, imports under 8404.90 from countries without a preferential agreement are free of duty. Preferential rates, anti-dumping duties and VAT are not included.

What is the import duty on auxiliary plant for use with boilers of heading… in the EU?

Under the EU Combined Nomenclature, imports under 8404.90 from countries without a preferential agreement are charged at 2.7%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most auxiliary plant for use with boilers of heading…?

China, with US$116.6m in 2024 (19.6% of world exports).