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 Debt Stress There’s a link between debt and stress. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Avoiding Cognitive Decline Try these activities to keep your brain sharp.