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 What to Look for in Personal Finance Apps An increasing number have been developed to help individuals with their personal finances. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. What If You Get Audited? The chances of an IRS audit aren't that high. And being audited does not necessarily imply that the IRS suspects wrongdoing.