The Turbotax Accuracy Guarantee will cover calculation mistakes made by the program and will pay your interest and penalties. (You are always responsible for your own correct tax due.) Turbotax is not responsible for errors that you make.
To make a claim under the accuracy guarantee, use this online claim form.
https://ttlc.intuit.com/community/charges-and-fees/help/how-do-i-submit-a-claim-under-the-turbotax-1...
