Do I send the original T4 paper copy when I mail in my tax return to the CRA?

You do not need to send in the original paper copy of your T4 slip(s) when you file your tax return. Instead, you should attach a copy of each T4 slip to your tax return and keep the original for your records.

For more information, please see our TurboTax webpage. Here is the link below provided to you can get more information.

Attaching your T4 with your tax return

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