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. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content 12 Days of Saving Tips Having a set of savings tips to refer to can help make your short-term and long-term financial outlook merry and bright. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources.