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 How Big is Money? Learn a little about worldwide currency in this fun infographic From Aliens to Zombies, the A to Z of Insurance When your life changes, your insurance needs change as well. Medicare Advantage 101 Overview of Medicare Advantage, what’s in them, special rules, and more.