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 Best Vacations: By Car, By Ship, By Foot, Once in a Lifetime Four vacation destinations you might never have thought of. The Twelve Steps to Living Confidently: Goals A step-by-step plan to become more financially and emotionally confident can make this year awesome. How Will You Be Remembered? Estate planning is one of the best ways to leave a lasting legacy to your loved ones.