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 Message Thank you! Oops! Related Content Understanding Equity Compensation Net Unrealized Appreciation and how it affects tax responsibilities. SECURE Act 2.0: An Overview The second iteration of the SECURE Act brings forward several changes to the world of retirement. The Most Overlooked Item of Any Home Improvement The item most homeowners forget on their home improvement project checklist is insurance.