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.

General taxation information

  • Guide for Canadian Small Businesses

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

  • Business Number (BN)

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

  • Tax information for business

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

  • 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.


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

    Interacting with CRA

    Income tax

    Non-profits and charities


    • Payroll

      Learn how to deduct Canada Pension Plan contributions, EI premiums and income tax from your employees' pay, and report to CRA.

    Underground economy

    • Will you do the job for cash?

      Cash payments you receive are subject to GST/HST and you have to report them on your annual income tax return.

    • Underground economy

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