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 Defining Your Priorities Achieving a long-term goal, like retirement, starts by taking small actions today. Protect Your Retirement Income Gain the confidence and ability to enjoy retirement the way it should be enjoyed. Qualifying For Medicare Under Age 65 You might qualify for Medicare if you’re under 65-years-old. This article will explain the conditions where you may qualify for Medicare early.