Where in the TurboTax process can we elect to have the IRS bill us later for a tax underpayment penalty rather than including that penalty amount in our tax payment? in Get your taxes done using TurboTax
e-file won't include waiver explanation letter for my underpayment penalty? in Get your taxes done using TurboTax
I don't pay estimated taxes. I'm just a w-2 employee. Why do I have an underpayment penalty? in Get your taxes done using TurboTax