Tax refunds: Understand your refund

If you don't understand how we calculated your refund, read your notice of assessment or call the Canada Revenue Agency for help.

By phone:
Get help understanding your tax refund
Before you call

To verify your identity, you'll need:

  • Social Insurance Number
  • Full name and date of birth
  • Your complete address
  • An assessed return, notice of assessment or reassessment, other tax document, or be signed in to My Account

If you are calling the CRA on behalf of someone else, you must be an authorized representative

Telephone number


Yukon, Northwest Territories and Nunavut:

Outside Canada and U.S. (operates in Eastern Time):

Table 1
Day Hours
Mon to Fri 8 am to 8 pm
Sat 9 am to 5 pm
Sun Closed

Closed on public holidays

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