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 Should You Borrow from Your 401(k)? Does it make sense to borrow from my 401(k) to pay off debt or to make a major purchase? Finding the Balance The sandwich generation faces unique challenges. For many, meeting needs is a matter of finding a balance. Retirement Plan Detectives A couple become Retirement Plan Detectives, searching records from old employers.