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 Tips for Getting the Most From Your Life's Work Some things to consider when contemplating selling your business 401(k) Plans Are Not Just for Big Businesses Many small businesses are one person businesses. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement.