Free Canadian calculator
GST/HST Calculator Canada
Enter the pre-tax amount and applicable tax rate.
Tax amount—
Total including tax—
Important note
Calculate sales tax and the tax-inclusive total from a pre-tax amount.
Illustrative estimate only. Actual results can differ because of taxes, payroll frequency, lender underwriting, fees, compounding conventions and personal circumstances.
Frequently asked questions
Does this determine the correct tax rate?
No. Enter the rate that applies to your transaction and province.
Can this calculate a tax-inclusive price?
It calculates tax from a pre-tax amount. Divide a tax-inclusive price by 1 plus the rate to reverse the calculation.