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 Stocks Work Understanding how a stock works is key to understanding your investments. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees. Once Upon a Goal Do you know how to set up your financial goals for success? This knight does.