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 Success in Their Own Words Why freedom, not money, is the mark of financial success and other surprising insights from professional representatives. The History of Currency Currency has been around for a long time. Here’s a quick history lesson. How Helping Charities Helps You Donation is on people’s minds around tax season.