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 Home Ownership by the Numbers Tips on home-buying for Millennials. Retirement Considerations in Your 60s Welcome to your 60s – the time in your life when retirement is less a far-off dream and more an immediate reality. When Do You Need a Will? When do you need a will? The answer is easy: Right Now.