If you used TurboTax Desktop, it should automatically save a copy of TT.exe to your computer. If you are using the TurboTax Online version, you will need to save a PDF copy of your return. 

Here's how to save a PDF copy in TurboTax Desktop:

Select Review, then Print personal return or forms.

On the Save a copy of your return for your records screen, choose what information you'd like to save or print.

Select Save PDF Copy for Your Records.

Here's how to save a PDF copy in TurboTax Online:

This copy is for your records only. Don't mail it to the CRA.

In the menu, select File, then select Print Your Tax Return.

Select the link to download a PDF copy of your return.

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