Canada GST/HST Calculator
Calculate GST/HST on a purchase or find the pre-tax price from a tax-inclusive total. Enter your province's combined rate.
Processed locally in your browser
Country-specific calculator. Amounts stay in Canada (CAD) even if you change the header country.
How to Use
- Choose add or remove tax.
- Enter amount and GST/HST rate.
- Copy results.
Frequently Asked Questions
What rate should I use?
Use 5% for GST-only provinces, or your province's HST rate (e.g. 13% ON, 15% NS).
Estimates only, not tax advice. Benefits and credits vary. Consult CRA or a qualified professional.