Subheading · Chapter 90 · Heading 9031
9031.90: Measuring or checking instruments, appliances and machines: parts and accessories
Parts of measuring instruments
Official description Parts and accessories
9031.90 is the HS subheading for parts of measuring instruments, under heading 9031 in chapter 90.
What you pay
Importing into UK
Rates by national line · UK Global Tariff
UK lines →- 9031 90 00 00 Parts and accessories Free
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 2
- Additional dutyAdditional duties 35%
- Applies to goods from
- Belarus, Russia
- Legal act
- 2022 No. 598
- Documents
- 9014
- Duty suspensionAirworthiness tariff suspension Free
- Applies to goods from
- all countries
- Legal act
- S.I. 2018/1249
- Documents
- C119 Authorised Release Certificate — EASA Form 1 (Appendix I to Annex I to Regulation (EU) No 748/2012), or equivalent certificate
Import requirements 4
- Prohibition or restrictionImport prohibition
- Applies to goods from
- North Korea
- Legal act
- S.I. 2019/411
- Import controlRestriction on entry into free circulation
- Applies to goods from
- Iraq, Russia, Syria, Ukraine
- Legal act
- S.I. 2020/707, 2023 No. 440, S.I. 2019/792, S.I. 2022/395
- Documents
- 9011
- 9022
- 9038
- 9009
- 9010
- 9017
- Import controlImport control on restricted goods and technologies
- Applies to goods from
- Iran, Libya, North Korea, Russia
- Legal act
- S.I. 2019/461, S.I. 2019/411, 2020 No. 1665, S.I. 2019/855
- Import controlImport control of fluorinated greenhouse gases
- Applies to goods from
- all countries
- Legal act
- 517/2014
- Documents
- Y054 Goods labelled according to the provisions of Article 12 of Regulation (EU) 2024/573
- Y053
- Y986 Exemption from import prohibition according to Article 11.1 and 11.2 of Regulation (EU) 2024/573
- Y926
- 9066
- Y950
- Y123 Undertaking registered in the F-Gas Portal according to Article 20 of Regulation (EU) 2024/573
- Y124
- Y976
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, 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") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, 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 moreAntigua & 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 moreAnguilla, 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 |
| DCTS Standard | Indonesia | 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 |
UK: imports by month
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
| £40.6m | 18.1% | -7.6% | |
| £29m | 12.9% | +2.8% | |
| £22.5m | 10% | +9% | |
| £20.2m | 9% | +8.1% | |
| £16m | 7.1% | +10% | |
| £14.3m | 6.4% | +128.9% | |
| £8.8m | 3.9% | +15.2% | |
| £8.6m | 3.8% | +21.2% |
Same subheading in other tariffs
World trade in 2024
Trade value (US$) no reported trade < US$142kUS$142k+US$5m+US$111m+> US$473m
Exports: 184
- United States: US$1.5bn
- Germany: US$1.4bn
- China: US$1.3bn
- Japan: US$905m
- United Kingdom: US$528m
- South Korea: US$473m
- Taiwan: US$344m
- Netherlands: US$328m
- Switzerland: US$277m
- Malaysia: US$258m
- Singapore: US$256m
- France: US$242m
- Austria: US$241m
- Italy: US$240m
- Israel: US$218m
- Canada: US$192m
- Ireland: US$189m
- Hungary: US$113m
- Czechia: US$111m
- Mexico: US$103m
- Thailand: US$96m
- India: US$89m
- Vietnam: US$77m
- Spain: US$73m
- Sweden: US$69m
- Romania: US$65m
- Finland: US$52m
- Hong Kong SAR China: US$48m
- Denmark: US$41m
- Poland: US$40m
- Belgium: US$38m
- Philippines: US$29m
- Norway: US$26m
- Estonia: US$25m
- Slovakia: US$25m
- Lithuania: US$21m
- Slovenia: US$21m
- Australia: US$19m
- Portugal: US$17m
- Türkiye: US$17m
- Indonesia: US$14m
- South Africa: US$11m
- Bulgaria: US$8m
- Saudi Arabia: US$6m
- Serbia: US$5m
- Brazil: US$5m
- Croatia: US$5m
- Latvia: US$5m
- United Arab Emirates: US$4m
- Luxembourg: US$4m
- Tunisia: US$4m
- Russia: US$3m
- Honduras: US$3m
- Greece: US$3m
- Kazakhstan: US$3m
- New Zealand: US$2m
- Malta: US$2m
- Bosnia & Herzegovina: US$2m
- North Macedonia: US$2m
- Sri Lanka: US$2m
Trade value (US$) no reported trade < US$917kUS$917k+US$8m+US$112m+> US$387m
Imports: 216
- United States: US$1.5bn
- China: US$1.1bn
- Germany: US$791m
- Japan: US$613m
- Taiwan: US$604m
- South Korea: US$531m
- Hong Kong SAR China: US$387m
- Singapore: US$381m
- India: US$334m
- Vietnam: US$306m
- Netherlands: US$298m
- Mexico: US$263m
- United Kingdom: US$245m
- Malaysia: US$192m
- France: US$188m
- Italy: US$179m
- Canada: US$174m
- Russia: US$134m
- Switzerland: US$126m
- Thailand: US$125m
- Ireland: US$112m
- Spain: US$112m
- Czechia: US$110m
- Israel: US$105m
- Poland: US$97m
- Austria: US$81m
- United Arab Emirates: US$80m
- Belgium: US$69m
- Hungary: US$68m
- Australia: US$66m
- Romania: US$65m
- Indonesia: US$62m
- Brazil: US$58m
- Sweden: US$54m
- Saudi Arabia: US$53m
- Portugal: US$45m
- Türkiye: US$44m
- Philippines: US$39m
- Norway: US$37m
- Finland: US$28m
- Denmark: US$24m
- Argentina: US$24m
- Slovakia: US$23m
- South Africa: US$22m
- Estonia: US$21m
- Morocco: US$16m
- Serbia: US$15m
- Belarus: US$12m
- Egypt: US$12m
- Bulgaria: US$11m
- Chile: US$10m
- North Macedonia: US$10m
- New Zealand: US$9m
- Lithuania: US$8m
- Slovenia: US$8m
- Kuwait: US$8m
- Greece: US$7m
- Croatia: US$7m
- Iraq: US$7m
- Peru: US$7m
Top exporters
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | US$1.5bn | 14.4% | |
| 2 | US$1.4bn | 14.1% | |
| 3 | US$1.3bn | 12.7% | |
| 4 | US$905m | 8.8% | |
| 5 | US$528m | 5.2% | |
| 6 | US$473m | 4.6% | |
| 7 | US$344m | 3.4% | |
| 8 | US$328m | 3.2% | |
| 9 | US$277m | 2.7% | |
| 10 | US$258m | 2.5% |
Top importers
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | US$1.5bn | 14.3% | |
| 2 | US$1.1bn | 10.9% | |
| 3 | US$791m | 7.7% | |
| 4 | US$613m | 6% | |
| 5 | US$604m | 5.9% | |
| 6 | US$531m | 5.2% | |
| 7 | US$387m | 3.8% | |
| 8 | US$381m | 3.7% | |
| 9 | US$334m | 3.3% | |
| 10 | US$306m | 3% |
Import duty on this product around the world 164
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.
- 1.2%median duty
- 79number of duty-free countries (MFN)
- 45%highest: Bahamas, Ethiopia, Bermuda
164
| Importing country | MFN duty | lines from – to | data year |
|---|---|---|---|
| 5% | 2018 · HS 2012 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 15% | 2021 · HS 2017 | ||
| 5% | 2021 · HS 2007 | ||
| 2% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 12% | 2021 · HS 2012 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 45% | 2022 | ||
| 0% | 2023 | ||
| 1% | 2023 · HS 2017 | ||
| 5% | 2022 · HS 2017 | ||
| 0% | 2021 · HS 2017 | ||
| 5% | 2023 | ||
| 5% | 2023 | ||
| 25% | 2023 | ||
| 10% | 2022 | ||
| 10% | 2023 · HS 2017 | ||
| 0% | 2022 | ||
| 0% | 2023 | ||
| 14% | 2023 · HS 2017 | ||
| 0% | 2023 · HS 2017 | ||
| 5% | 2023 | ||
| 0% | 2023 | ||
| 15% | 2023 · HS 2017 | ||
| 10% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 22% | 2021 · HS 2002 | ||
| 10% | 2023 | ||
| 10% | 2023 | ||
| 6% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 20% | 2021 · HS 2017 | ||
| 10% | 2023 | ||
| 0% | 2022 · HS 2017 | ||
| 0% | 2023 | ||
| 5% | 2023 · HS 2017 | ||
| 5% | 2023 · HS 2017 | ||
| 5% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 1% | 0% – 2% | 2019 · HS 2017 | |
| 0% | 2022 | ||
| 10% | 2023 | ||
| 0% | 2023 | ||
| 30% | 2021 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 10% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2022 · HS 2017 | ||
| 5% | 2023 | ||
| 12% | 2023 · HS 2017 | ||
| 5% | 2023 · HS 2012 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 5% | 2023 | ||
| 5% | 2023 · HS 2017 | ||
| 5% | 2020 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 7.5% | 2023 | ||
| 3.8% | 0% – 5% | 2023 | |
| 5% | 2020 · HS 2017 | ||
| 0% | 2022 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 1.7% | 0% – 5% | 2023 | |
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2002 | ||
| 0% | 2023 | ||
| 0% | 2021 · HS 2017 | ||
| 5% | 2023 · HS 2017 | ||
| 5% | 2020 · HS 2017 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 5% | 2021 · HS 2017 | ||
| 0% | 2021 · HS 2017 | ||
| 0% | 2023 | ||
| 10% | 2023 | ||
| 0% | 2021 · HS 2017 | ||
| 0% | 2023 | ||
| 20% | 2023 | ||
| 5% | 2023 | ||
| 5% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 4% | 2021 · HS 2017 | ||
| 3.3% | 0% – 10% | 2023 · HS 2017 | |
| 5% | 2023 | ||
| 5% | 2023 · HS 2017 | ||
| 2.5% | 2023 | ||
| 7.5% | 2023 | ||
| 3% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 10% | 2021 · HS 2017 | ||
| 5% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 3% | 2023 · HS 2012 | ||
| 0% | 2017 · HS 2017 | ||
| 1.5% | 0% – 3% | 2023 | |
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 0% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2021 · HS 2017 | ||
| 0% | 2023 | ||
| 8% | 2020 · HS 2017 | ||
| 10% | 2019 · HS 2017 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 10% | 2023 · HS 2017 | ||
| 5% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 0% | 2023 · HS 2012 | ||
| 5% | 2021 · HS 2017 | ||
| 5% | 2023 | ||
| 10% | 2021 · HS 2017 | ||
| 5% | 2023 · HS 2007 | ||
| 0% | 2023 | ||
| 5% | 2020 · HS 2012 | ||
| 0% | 2021 · HS 2012 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 5% | 2023 | ||
| 3% | 2023 · HS 2017 | ||
| 0% | 2023 · HS 2012 | ||
| 1.4% | 0% – 2.8% | 2023 | |
| 0% | 2017 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 0% | 2023 | ||
| 2% | 2023 · HS 2017 | ||
| 0% | 2021 · HS 2017 | ||
| 0% | 2023 | ||
| 14% | 2023 · HS 2017 | ||
| 0% | 2023 | ||
| 6% | 2021 · HS 2012 | ||
| 5% | 2017 · HS 2017 | ||
| 15% | 2023 | ||
| 0.1% | 2023 |
Tariff data years 2017–2023; rates may have changed since. · 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
- 87426 Parts & accessories for the articles of heading 874.25
- End use (BEC Rev. 5)
- Intermediate goods · BEC 711220
- CPC 2.1 product
- 48284 Parts and accessories for the goods of subclasses 48266 and 48269
- ISIC Rev. 4 activity
- 2651 Manufacture of measuring, testing, navigating and control equipment
Earlier HS editions
| HS | Code | |
|---|---|---|
| 2017 | 9031.90 | changed |
| 2012 | 9031.90 | changed |
| 2007 | 9031.90 | changed |
| 2002 | 9031.90 | changed |
| 1996 | 9031.90 | changed |
| 1992 | 9031.90 | changed |
Correspondence tables of the United Nations Statistics Division (UNSD)
Binding rulings for similar goods 12
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N358887 U.S. CBP
The tariff classification of a digital torpedo level body from China
- N339661 U.S. CBP
The tariff classification of Whoop Bands from China
- N325424 U.S. CBP
The tariff classification and marking determination of a Smart Dog Collar from China
- N308777 U.S. CBP
The tariff classification of the E-Val Pro EVP and Sensor Arrays from Denmark
- N302645 U.S. CBP
The tariff classification of Trident DM4500 Wear Debris Monitor parts from China
- N303327 U.S. CBP
The tariff classification of a frontal offset deformable barrier from China
- 600016103 HMRC
A dedicated wheel-diameter measuring gauge designed to operate with an optical railway wheelset measuring system. The gauge is positioned on the wheel during measurement and assists the system’s handheld sensor in determining the wheel diameter. The measurement data is transferred to the sensor…
- 600014496 HMRC
An encoder bearing which is an Integrated Belt Starter Generator (IBSG) used in a passenger vehicle to measure rotation for the angular position of the generator shaft. It is made of Steel Plate Cold Commercial (SPCC) steel (or equivalent) and Hydrogenated Nitrile Butadiene Rubber (HNBR), and…
12 rulings in total for this code
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.
-
UK Trade Tariff: measure changes on 103 commodity codes
Trade Tariff changes 2026-09-21 · Source: trade-tariff.service.gov.uk
-
Update to VATZ Coverage – 8 September 2026
Trade Tariff news 8315 · Source: trade-tariff.service.gov.uk
-
FR Doc. 2026-16362 · 91 FR 51662 · Source: federalregister.gov
-
FR Doc. 2026-14542 · 91 FR 45516 · Source: federalregister.gov
-
FR Doc. 2026-11158 · 91 FR 33854 · Source: federalregister.gov
-
CELEX 32026R0506 · Source: eur-lex.europa.eu
-
CELEX 32026R0271 · Source: eur-lex.europa.eu
The UK Global Tariff has one tariff line for subheading 9031.90; the duty is duty-free.
Subheading 9031.90 is a single line in the EU Combined Nomenclature, where the duty is duty-free.
174 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 Free.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
Imports of parts of measuring instruments into the UK came to £224.4m between September 2025 and August 2026 (up 8% on the year before); United States supplied 18%, followed by Germany.
In 2024, countries exported parts of measuring instruments worth US$10.2bn (+3.7% year on year).
The largest exporter was the United States (US$1.5bn), followed by Germany.
Products classified here
Questions and answers
What is the HS code for measuring or checking instruments, appliances and machines: parts and accessories?
Measuring or checking instruments, appliances and machines: parts and accessories fall under HS subheading 9031.90, part of heading 9031, in section XVIII of the Harmonized System.
What is the import duty on measuring or checking instruments, appliances and… in the UK?
Under the UK Global Tariff, imports under 9031.90 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 measuring or checking instruments, appliances and… in the EU?
Under the EU Combined Nomenclature, imports under 9031.90 from countries without a preferential agreement are free of duty. Preferential rates, anti-dumping duties and VAT are not included.
Which country exports the most measuring or checking instruments, appliances and…?
The United States, with US$1.5bn in 2024 (14.4% of world exports).
Which countries can export parts of measuring instruments to the UK duty-free?
174 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 Free applies. Pick a country above to see its rate.
Is there anti-dumping duty on parts of measuring instruments?
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 parts of measuring instruments from?
In the 12 months to August 2026, the largest suppliers were United States (18%), Germany (13%) and Ireland (10%), out of total imports of £224.4m.
Typical products
Everyday names, not part of the legal text.