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 Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible. Is a SEP-IRA Right for Your Business? For some, the idea of establishing a retirement strategy evokes worries about complicated reporting and administration. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.