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 Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? Succeeding at Business Succession There are a number of reasons for business owners to consider a business succession plan sooner rather than later. 3 Important Insurance Considerations for Retirees Insurance policies are designed to help protect your livelihood, your loved ones, your property and those around you.