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 Message Thank you! Oops! Related Content Understanding Extended Care Understanding the types of extended care services—and what those services could cost—may be critical. Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program.