CPP death benefit does not go on the deceased tax payers return.

Enter CPP death benefits on either the surviving spouse's or child of the deceased return. 

Hi  Is the death benefit taxable

We are sorry to hear about your loss. According to the Canada Revenue Agency, the CPP death benefit will generally not be taxable if certain circumstances apply. Please review the CRA link included below for more information.

Reporting a CPP/QPP death benefit amount    

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