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 Critical Estate Documents Sound estate management includes creating financial and healthcare documents. Here's an inside look. Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. What Is My Risk Tolerance? This questionnaire will help determine your tolerance for investment risk.