Chapter 85 · Electrical machinery; electronics; sound and TV equipment · Section 16

HS Code 8540.89

Other

Heading 8540: Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof

US duty (general)
3.7%
US HTS lines
1
EU CN codes
1
UK commodity codes
4
Unit
No.

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

United States - HTS lines under 8540.89

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 codeDescriptionGeneralSpecialOtherUnit
8540.89.00 Other
4 statistical lines (10-digit)
  • 8540.89.00.20 - Gas and vapor electron tubes
  • 8540.89.00.40 - Diodes, triodes and tetrodes
  • 8540.89.00.60 - Light-sensing tubes
  • 8540.89.00.80 - Other
3.7% Free (A+,AU,B,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 35% No.

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.

European Union - CN codes under 8540.89

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 codeDescription
8540 89 00 Other EU duty (TARIC) →

United Kingdom - commodity codes under 8540.89

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 codeDescription
8540 89 00 00 Other UK duty & VAT →
8540 89 00 10 For use in certain types of aircraft UK duty & VAT →
8540 89 00 91 Displays in the form of a tube consisting of a glass housing mounted on a board the dimensions of which do not exceed 300|mm|!x!|350|mm excluding leads. The tube contains one or more rows of characters or lines arranged in rows, each character or line consisting of fluorescent or phosphorescent elements. These elements are mounted on a metallised base which is covered with fluorescent substances or phosphorescent salts which give off light when bombarded with electrons UK duty & VAT →
8540 89 00 99 Other 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 8540

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.