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 The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics. Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax.