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 Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years.