Yes, you can. If you are using the Desktop version (CD/Download) to start a new return.: You can prepare unlimited returns, you get 5 free Federal e-files.
- Open your TurboTax program
- On the first screen click the blue button Start a New Return.
- OR: From the File menu in the upper left corner, choose New Tax Return.
- If you already have a return open, you'll be prompted to save it.
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If you are using the Online version you need to create a new account.
How do I start another return in TurboTax Online?
https://ttlc.intuit.com/replies/3288574
