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 How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Impact Investing or Philanthropy This fun piece can help your clients explore the benefits of impact investing versus founding a philanthropy. Please Leave Home Without It Concerns over identity theft continue to grow, especially with data breaches at major companies and financial institutions.