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 How Big is Money? Learn a little about worldwide currency in this fun infographic The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice. Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years.