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! Related Content Consider These 3 Things Before Driving Off the Lot There are a few things to consider when buying or leasing your next vehicle. Retirement Plan Detectives A couple become Retirement Plan Detectives, searching records from old employers. Finding a Mentor One of the most impactful steps you can take to propel your career forward is to find a mentor. Throughout life, we have had people who have guided us—our parents, teachers and coaches.