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 The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees.