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 Does Your Portfolio Fit Your Retirement Lifestyle? Lifestyle considerations in creating your retirement portfolio. How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.