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 What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. The Average American Budget Learn about the average American budget in this fun and interactive piece. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.