Canada · Chemical import checklist
Check destination tariff classification, chemical controls, transport and documentation requirements.
Official source portals
02 / CHEMICAL REGISTER
DSL listings and possible new substance notices
Government of Canada — Domestic Substances List
Open official portal ↗03 / CONTROL & PERMITS
CAS and DSL indicator, subject to applicable flags
Canada DSL substance search
Open official portal ↗Official links are evidence entry points. This page does not automatically verify chemical registrations, national tariff codes, licences or tax rates.
Jurisdiction-specific checks
- Search CAS on DSL; new-substance notification if applicable.
- Review CBSA tariff and preferential origin.
- Check WHMIS bilingual safety communication obligations.
Confirm the current requirements
The importer should verify current requirements for the actual composition, use, quantity and transport mode. Use the official portals for research and confirm declarations and permissions with the responsible local party.