Business taxes

Income tax, GST/HST, payroll, business numbers and customs rates.

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Services and information

Business number

Register a business number or program account.

Corporation income tax

File corporation income tax, find tax rates and get information about provincial and territorial corporate tax.

Business or professional income

Calculate business or professional income, get industry codes and report various income types.

Trust income tax

File trust income tax and get information about T3 slips, refunds and payments.

GST/HST

Registering, charging, collecting, filing, paying and more.

Payroll

What you need to do as an employer, open a payroll account and calculate deductions and contributions.

Charities and giving

How to register a charity, search the charities listings and calculate your charitable tax credits.

Excise taxes, duties and levies

Get the current rates for customs duties, tariffs and the current excise tax rates.

What we are doing

Laws and regulations

Publications

All related publications

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