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 Term vs. Permanent Life Insurance When considering life insurance, it's important to understand your options. Alternative Investments - Going Mainstream Alternative investments are going mainstream for accredited investors. It’s critical to sort through the complexity. Managing an Inheritance A windfall from a loved one can be both rewarding and complicated.