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 Question Thank you! Oops! Do You Know These 4 Critical Social Security Facts? In this ebook, we outline four important Social Security facts that every retiree should know and help you understand your benefits. Download yours today. First Name Last Name Email Address Thank you! Oops! Related Contents When Do You Need a Will? When do you need a will? The answer is easy: Right Now. A Checklist for When a Spouse or Parent Passes An overview of some fundamental steps when a loved one passes. Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics.