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 The Cost of Procrastination Don't let procrastination keep you from pursuing your financial dreams and goals. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. Are You Prepared for an Estate Tax Sunset? The federal estate tax exemption sunsets in 2025. Learn more about what to do to make the most of the higher threshold.