TariffPlus – Canada & US Tariff Lookup

HS 3827-51-00-00 – Containing trifluoromethane (HFC-23)

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

Mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included. › Containing trifluoromethane (HFC-23) › Containing trifluoromethane (HFC-23)

MFN duty rate
Free
GST
5%
Unit of measure
KGM

Containing trifluoromethane (HFC-23)

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Preferential tariff rates

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

Preference requires qualifying origin and origin proof or certification.

Frequently asked questions

What is the MFN duty on Containing trifluoromethane (HFC-23) (HS 3827-51-00-00)?

The T2026-2 MFN rate for tariff item 3827.51.00 is Free. Specific or compound rates require manual calculation. Classification and origin must be verified with CBSA.

What is the duty on HS 3827-51-00-00 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 3827-51-00-00?

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