TurboTax gets no information from the IRS after you file your tax return, so no one at TT knows what the IRS has changed or why you now owe. The IRS should send you a letter with the reason(s) they say that you owe.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
