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 Message Thank you! Oops! Related Content Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. Estimate Your Health Care Costs in Retirement Studies show that health care concerns are the top of the list for Americans planning their retirements. When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits.