What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. How Big is Money? Learn a little about worldwide currency in this fun infographic Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important.