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. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Gifting of A Stronger Financial Future Here’s a gift idea that can help create a stronger financial future for your child or grandchild. Mastering Mobile Lingo Do you understand these common mobile slang terms? Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.