Every calculator is free to use without an account. Each one shows its working, so you can check the numbers.
Sales tax by province
- GST/HST calculator — every province and territoryPick any province or territory and add or remove its sales tax.
- Alberta GST calculatorAlberta charges 5% GST and no provincial sales tax.
- British Columbia GST + PST calculatorBC charges 5% GST + 7% PST, each worked out on the price before tax.
- Saskatchewan GST + PST calculatorSaskatchewan charges 5% GST + 6% PST.
- Manitoba GST + RST calculatorManitoba charges 5% GST + 7% RST (retail sales tax).
- Ontario HST calculatorOntario charges 13% HST.
- Quebec GST + QST calculatorQuebec charges 5% GST + 9.975% QST; QST is not charged on the GST.
- New Brunswick HST calculatorNew Brunswick charges 15% HST.
- Nova Scotia HST calculatorNova Scotia charges 14% HST (since 1 April 2025).
- Prince Edward Island HST calculatorPrince Edward Island charges 15% HST.
- Newfoundland and Labrador HST calculatorNewfoundland and Labrador charges 15% HST.
Remove tax from a total
- Reverse HST calculatorFind the price before tax and the tax inside any total, for any province.
- Reverse GST calculatorTake 5% GST (and any provincial tax) out of a total.
- Reverse QST calculatorTake GST and QST out of a Quebec total.
Business deductions
- Mileage calculatorEmployer allowance limits (73¢ and 67¢ per km in 2026) and the self-employed business-use method.
- CCA calculatorCapital cost allowance for an asset by class, with a five-year schedule.
For your website
- Embed the GST/HST calculatorPut the free calculator on your own site with one line of code.