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 Question Thank you! Oops! Related Content Test Your Life Insurance Knowledge How much do you know about one of the most important tools you have to help protect your and your family’s financial future? Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.