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 Retirement Victory Lap A confident retirement begins with a plan. Weatherproof Your Small Business How to risk-proof your small business. An Overview of Renter’s Insurance Don’t overlook the need for renter’s insurance if you rent your home.