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 Question Thank you! Oops! Related Content Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. Retirement Redefined Around the country, attitudes about retirement are shifting. The Junk Drawer Approach to Investing It's easy to let investments accumulate like old receipts in a junk drawer.