No, it does not cost money to amend your taxes. Just remember that you can only amend taxes as far as 3 years back. And know that all amended taxes have to mailed.
To amend your 2016 taxes if you need to make changes and your taxes were already e-filed and accepted (or mailed)
1.Sign into your TurboTax account, if you're not already signed in.
2.In the 2016 tax year section, click amend (change) return.
3. In the pop-up, click amend using TurboTax online.
4.Click continue on the we'll help you change (amend) your return screen.
5.Follow the on-screen directions to amend your return.
6.When you're done, will provide instructions to print and mail your
amended return because and amended return can't be e-filed.
And if you need to file prior years follow the instructions below:
First make sure that you really need to amend and your 2015 tax return was accepted (or paper filed) in your TurboTax timeline.
1.Then sign in with the log in you used for your 2015 tax return.
2.Click or tap on 2015 tax year in your tax timeline (you may need to
first click or tap "load my tax timeline" in the right corner.
3.In the some things you can do section click or tap amend (change) 2015 return.
4.Follow the onscreen instructions in the how to amend your 2015 return pop-up window.
