Federal tax information 

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Get information about federal taxes and how they affect your business. Learn about GST, HST, payroll deductions, income tax and more.

Registrations and general taxation information

  • Business Number (BN)

    Your Business Number is your single account number for dealing with the federal government regarding taxes, payroll, import/export and other activities.

  • Business registration online

    Register for a business number, GST/HST, corporation income tax, payroll and import/export accounts in one convenient online location.

  • Tax information for business

    Access Canada Revenue Agency's business section to browse the tax-related information that you need.

  • Guide for Canadian Small Businesses

    Learn about the different forms of taxation and find out how to keep records, submit reports and payments for GST/HST, excise taxes, income taxes, payroll deductions, and more.

  • CRA checklist for small businesses

    Use this checklist from the Canada Revenue Agency to help you understand each stage of the lifecycle of your business.

GST/HST

For businesses in Quebec, Revenu Québec administers the GST/HST.

Interacting with CRA

Income tax

Non-profits and charities

Payroll

  • Payroll

    Find out how to deduct Canada Pension Plan contributions, Employment Insurance (EI) premiums and income tax from your employees pay, and report them to the CRA.

Underground economy

  • Will you do the job for cash?

    Find out about tax evasion consequences for not reporting cash payments for work done by your business.

  • Underground economy

    Arm yourself with information about the underground economy and learn how tax evasion affects all Canadian individuals and businesses.