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 Question Thank you! Oops! Related Content Your DNA Test Preparing for the unexpected can make all the difference if your family relies on your income. Surprise! You’ve Got Money! Here’s a quick guide to checking to see if you have unclaimed money. The Half Million Dollar Baby The true cost of raising a child may be far more than you expect.