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 How Women Make it Happen Women in financial services are some of the most progressive women in the world. Building Your Legacy A four-step framework for building a personal legacy. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.