Who it’s for
What’s included
- Definition: GST Goods and Services Tax, federal (5%). See the glossary/Definition: HST Harmonized Sales Tax: in Ontario and the Atlantic provinces, it combines GST and the provincial tax (13% in Ontario). See the glossary and Definition: QST Quebec Sales Tax (9.975%). See the glossary registration
- Tax collected and Definition: Input tax credits The sales taxes paid on your business purchases, which you recover in your GST/QST return. See the glossary calculations
- Monthly, quarterly or annual returns
- Balance and refund tracking
- Advice on the $30,000 small supplier threshold
- Quick method, when it pays off
Documents to prepare
Tick them off as you go. Nothing is saved or sent.
Missing a document? Call us and we’ll guide you.
Dates to watch
- Self-employed · in 8 monthsFiling deadline for self-employed people and their spouses. Any balance owing is still due April 30.Add to calendar : Self-employed, June 15, 2027
- Based on your periodGST/QSTMonthly, quarterly or annual returns, generally due one month after the period ends.
Frequently asked questions
When do I need to register for GST and QST?
Once your taxable sales are over $30,000 in a single calendar quarter or over four consecutive calendar quarters. Registering voluntarily, before that threshold, can also pay off.
What’s the difference between GST, QST and HST?
Definition: GST Goods and Services Tax, federal (5%). See the glossary (5%) is federal. Definition: QST Quebec Sales Tax (9.975%). See the glossary (9.975%) applies in Quebec. In Ontario, Definition: HST Harmonized Sales Tax: in Ontario and the Atlantic provinces, it combines GST and the provincial tax (13% in Ontario). See the glossary (13%) combines the two. In Quebec, Revenu Québec administers both GST and QST for most businesses.
What is the quick method?
A simplified method: you remit a percentage of your taxable sales instead of calculating each Definition: Input tax credits The sales taxes paid on your business purchases, which you recover in your GST/QST return. See the glossary. It often benefits service businesses with few taxable expenses. We run the numbers before you choose.
