Canada GST Calculator

Enter a price and choose whether to add the 5% federal GST or remove it from a GST-inclusive price. Provincial sales taxes and HST are extra and differ by province.

How to use it

  1. Choose Add tax or Remove tax.
  2. Enter the amount.
  3. Read the net price, the GST and the gross price.

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Frequently asked questions

What is the federal GST rate?

5%. Some provinces add PST or use the combined HST, so the total rate you pay can be higher.

Can I use it for HST?

Yes. Replace the rate with your province’s combined rate.

Sources

Rates were checked against these official pages in November 2026. Rates change, so always confirm on the source before you act. This is an estimate, not tax, legal or financial advice.