GST/HST Small Supplier Threshold Calculator

Enter revenue for four calendar quarters to see whether you may be under or over the $30,000 small supplier threshold. Useful for freelancers deciding when to register for GST/HST.

This tool is for informational purposes only. It is not accounting, tax, or legal advice. Always verify CRA, Revenu Québec, and provincial rules before invoicing.

GST/HST registration

Small supplier threshold check

Enter your taxable supplies revenue per calendar quarter (in dollars). The general small supplier threshold is $30,000.

What is a small supplier?

Generally, a small supplier is not required to register for GST/HST until taxable supplies exceed $30,000 in a single quarter or over four consecutive quarters. Voluntary registration is still allowed earlier.