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 Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan. How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you. Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living.