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 Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill. Smart Wedding Registry Ideas The start of marriage should be all love–not debt.