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 Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. The Most Overlooked Item of Any Home Improvement The item most homeowners forget on their home improvement project checklist is insurance. How Income Taxes Work A quick look at how federal income taxes work.