You can view your TurboTax receipt to find the amount you paid.
Go to this website to check your
orders and payments - http://turbotax.intuit.com/commerce/orderstatus/orderstatus.jsp
OR
Log back inside your tax
return. Scroll to the button that says, Amend, click and this
will take you inside your return. you are not amending, this is just a way back
into your program.
Go to FILE (left) and click
through until you see your fees.