Quebec Sales Tax Calculator — GST + QST (14.975%)
Quebec charges 5% GST plus 9.975% QST (14.975% combined). Add both to a price or reverse them out of a total — instantly.
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GST + QST on Common Amounts in Quebec (14.975%)
| Pre-tax price | GST (5%) | QST (9.975%) | Total in Quebec |
|---|---|---|---|
| $50.00 | $2.50 | $4.99 | $57.49 |
| $100.00 | $5.00 | $9.98 | $114.98 |
| $500.00 | $25.00 | $49.88 | $574.88 |
| $1,000.00 | $50.00 | $99.75 | $1,149.75 |
| $2,500.00 | $125.00 | $249.38 | $2,874.38 |
To reverse the calculation — "how much of this Quebec receipt was tax?" — divide the total by 1.14975: a $250.00 receipt is $217.44 pre-tax with $32.56 tax. Or switch the calculator above to "Extract Tax".
How Sales Tax Works in Quebec
- Quebec charges 5% federal GST plus 9.975% Quebec Sales Tax (QST), for an effective combined rate of 14.975%.
- Since 2013 QST is calculated on the pre-tax price — not tax-on-tax — which is exactly how this calculator applies it.
- Printed books are QST-exempt in Quebec (GST still applies), and basic groceries and prescription drugs carry no tax at all.
Processing stacks of Quebec receipts or invoices every month? Our guide to automating GST/HST invoice extraction with AI shows how to stop doing it by hand.
Frequently Asked Questions
Quebec charges 5% federal GST plus 9.975% QST in 2026 — 14.975% combined. On a $100 purchase you pay $14.98 in tax for a total of $114.98.
Multiply the pre-tax price by 14.975% (or by 1.14975 for the tax-included total). For example, $200 × 1.14975 = $229.95 total in Quebec. The calculator above does this instantly in either direction.
Divide the tax-included total by 1.14975. A $250.00 receipt in Quebec is $217.44 pre-tax with $32.56 tax. Switch the calculator above to "Extract Tax" to do this for any amount.
Printed books are QST-exempt in Quebec (GST still applies), and basic groceries and prescription drugs carry no tax at all.
No. Both taxes are calculated on the pre-tax price and added together — Quebec eliminated tax-on-tax in 2013. That is exactly how this calculator applies them.
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