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 Question Thank you! Oops! Related Content Is it Too Late to Plan for Retirement? These financial strategies can get you on track even if it feels too late to plan for retirement. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Bull & Bear Markets: A Timeline This helpful infographic will define bull and bear markets, as well as give a historical overview.