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 Making Sense Of A Home Warranty Understanding the value of a home warranty. Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them. Critical Estate Documents Sound estate management includes creating financial and healthcare documents. Here's an inside look.