Services and information
Important dates
When to file your income tax return and pay a balance owed.
Filing a tax return
Determine whether you should file a tax return.
Getting a tax return
Get the Income Tax and Benefit Guide and forms book.
Completing a tax return
Enter your personal information, report your income, add eligible deductions and enter tax slips.
Sending a tax return
Send your tax return to the CRA by internet or by mail.
Review of your tax return by the CRA
How tax returns are selected for review, types of review, and sending information to the CRA.
Keep your supporting documents for 6 years
Understand your record keeping obligations.
Complaints and disputes
File a service complaint, file a reprisal complaint, or register a formal dispute.
Interest, penalties, and interest rates
When can interest be charged. Penalties that can be applied. See interest and prescribed interest rates.
Authorize a representative
Grant authorization to a representative, cancel an authorization, and information about representatives.
Get a proof of income statement
Get a proof of income statement (option ‘C’ print) online or by calling the CRA.
Foreign reporting
Reporting obligations for individuals, corporations, trusts, and partnerships.
Help doing your taxes
Find a tax preparation clinic, volunteer, or register a community organization.
Learning about taxes
Learn more about Canada's tax system and how to complete a simple income tax and benefit return.
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