Being on top of your finances means that financial mistakes become fewer and farther between. But tax filing happens just once per year, and it’s easy to make mistakes that lead to overpaying the IRS. When that happens, filers have the opportunity to correct their mistakes by filing IRS Form 1040-X. Once the amended return is processed, the IRS cuts overpaying taxpayers an extra refund check.

If you’ve ever made a mistake on your tax return, you may have the opportunity to correct it. We dive into how to file an amended tax return.