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 TIPS for Inflation If you are concerned about inflation and expect short-term interest rates may increase, TIPS could be worth considering. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Deciding When to Take Social Security One of the most common questions people ask about Social Security is when they should start taking benefits.