What is HS code 9031.90?

HS code 9031.90 covers: Parts and accessories. It belongs to chapter 90 (Optical, photographic, measuring, medical instruments) of the Harmonized System.

What is the US import duty for HS code 9031.90?

The US general (normal trade relations) rates under this subheading range: Free. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.

What is the UK commodity code for 9031.90?

The UK extends 9031.90 to 1 declarable 10-digit commodity code, starting with 9031900000. The full code goes on the UK customs declaration.

Chapter 90 · Optical, photographic, measuring, medical instruments · Section 18

HS Code 9031.90

Parts and accessories

Heading 9031: Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this chapter; profile projectors; parts and accessories thereof

US duty (general)

Free

US HTS lines

EU CN codes

UK commodity codes

Unit

US HTS + UK Tariff v4.0.1596 · updated 2026-09-10 · sources

United States - HTS lines under 9031.90

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS code	Description	General	Special	Other	Unit
9031.90.21	Of profile projectors	Free	-	45%	kg
9031.90.45	Of other optical instruments and appliances, other than test benches > Bases and frames for the coordinate-measuring machines of subheading 9031.49.40	Free	-	50%	kg
9031.90.54	Of other optical instruments and appliances, other than test benches > Of optical instruments and appliances of subheading 9031.41 or 9031.49.70	Free	-	50%	kg
9031.90.59	Of other optical instruments and appliances, other than test benches > Other	Free	-	50%	kg
9031.90.70	Other > Of articles of subheading 9031.80.40	Free	-	40%	kg
9031.90.91	Other > Other 3 statistical lines (10-digit) 9031.90.91.30 - Of machines for balancing mechanical parts 9031.90.91.60 - Of test benches 9031.90.91.95 - Other	Free	-	40%	kg

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

Customs value (USD) Quantity (kg)

European Union - CN codes under 9031.90

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN code	Description
9031 90 00	Parts and accessories	EU duty (TARIC) →

United Kingdom - commodity codes under 9031.90

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity code	Description
9031 90 00 00	Parts and accessories	UK duty & VAT →

Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Other subheadings in 9031

9031.00 9031 Measuring or checking instruments, appliances and machines, not specified or included 9031.10 Machines for balancing mechanical parts 9031.20 Test benches 9031.41 For inspecting semiconductor wafers or devices (including integrated circuits) or for insp 9031.49 Other 9031.80 Other instruments, appliances and machines 9031.90 Parts and accessories

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.