Learn about the GST rules and guidelines in Canada for businesses with our comprehensive country guide. From registration to filing returns, our article covers everything you need to know to stay compliant with Canadian tax laws.
Complete guide to Canadian tax identifiers — Social Insurance Number (SIN), Business Number (BN) with RT/RP/RC suffixes, Individual Tax Number (ITN), GST/HST, and QST formats. Includes Luhn checksum, registration rules, and non-resident obligations.
Find out how to verify GST & HST in Canada. Use Lookuptax for hassle-free validation of GST in Canada.
How to verify a BC PST registration number using the eTaxBC portal. Covers GST vs PST distinction, out-of-province nexus, SaaS taxability, exemption documentation, and marketplace facilitator rules.
How to verify a Quebec Sales Tax (QST) registration number using Revenu Québec's online portal. Covers TQ vs NR format differences, GST vs QST distinction, invoice requirements, digital economy thresholds, and ITR eligibility.