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 What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Impact Investing or Philanthropy This fun piece can help your clients explore the benefits of impact investing versus founding a philanthropy.