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 Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. Please Leave Home Without It Concerns over identity theft continue to grow, especially with data breaches at major companies and financial institutions. 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.