HS 8539-49-10-00 – For use in measuring, checking or testing instruments of Chapter 90, or for use in electrically operated apparatus for indicating intervals of time; Ultra violet hollow-cathode lamps, for use in instruments and apparatus for measuring or detecting noxious gases; Ultra violet lamps designed for detecting scheelite ore

Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026

Electric filament or discharge lamps, including sealed beam lamp units and ultra-violet or infra-red lamps; arc-lamps, light-emitting diode (LED) light sources. › Other › For use in measuring, checking or testing instruments of Chapter 90, or for use in electrically operated apparatus for indicating intervals of time; Ultra violet hollow-cathode lamps, for use in instruments and apparatus for measuring or detecting noxious gases; Ultra violet lamps designed for detecting scheelite ore

MFN duty rate

Free

GST

5%

Unit of measure

NMB

For use in measuring, checking or testing instruments of Chapter 90, or for use in electrically operated apparatus for indicating intervals of time; Ultra violet hollow-cathode lamps, for use in instruments and apparatus for measuring or detecting noxious gases; Ultra violet lamps designed for detecting scheelite ore

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Preferential tariff rates

• UK: Free
• LDCT: Free
• Peru: Free
• Norway (NT): Free
• Commonwealth Caribbean Countries Tariff (CCCT): Free
• MXT/CUSMA (Mexico): Free
• Colombia: Free
• Switzerland–Liechtenstein (SLT): Free
• Ukraine: Free
• Honduras (HNT): Free
• CETA: Free
• Jordan (JT): Free
• GPT: Free
• Iceland: Free
• Chile: Free
• CPTPP – United Kingdom (CPUKT): Free
• Korea: Free
• Panama (PAT): Free
• Costa Rica (CRT): Free
• CPTPP: Free
• Israel (CIAT): Free
• UST/CUSMA (US): Free

Preference requires qualifying origin and origin proof or certification.

Frequently asked questions

What is the MFN duty on For use in measuring, checking or testing instruments of Chapter 90, or for use in electrically operated apparatus for indicating intervals of time; Ultra violet hollow-cathode lamps, for use in instruments and apparatus for measuring or detecting noxious gases; Ultra violet lamps designed for detecting scheelite ore (HS 8539-49-10-00)?

The T2026-2 MFN rate for tariff item 8539.49.10 is Free. Specific or compound rates require manual calculation. Classification and origin must be verified with CBSA.

What is the duty on HS 8539-49-10-00 from the US?

Qualifying US-origin goods with origin proof use UST/CUSMA at Free. This item is not on any US surtax schedule in force in TariffPlus surtax data (checked against CBSA). GST/HST and any applicable personal-import provincial tax are additional.

Which trade agreement rates apply to HS 8539-49-10-00?

UK: Free; LDCT: Free; Peru: Free; Norway (NT): Free; Commonwealth Caribbean Countries Tariff (CCCT): Free; MXT/CUSMA (Mexico): Free; Colombia: Free; Switzerland–Liechtenstein (SLT): Free; Ukraine: Free; Honduras (HNT): Free; CETA: Free; Jordan (JT): Free; GPT: Free; Iceland: Free; Chile: Free; CPTPP – United Kingdom (CPUKT): Free; Korea: Free; Panama (PAT): Free; Costa Rica (CRT): Free; CPTPP: Free; Israel (CIAT): Free; UST/CUSMA (US): Free. Preferential treatment requires qualifying origin and certification. Rates are informational; CBSA is authoritative.