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 Question Thank you! Oops! Related Content Retirement Is a Beginning Key questions to answer when you are considering retirement. Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? Term vs. Permanent Life Insurance When considering life insurance, it's important to understand your options.