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 A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government. How Stocks Work Understanding how a stock works is key to understanding your investments. Infographic: Financial Wellness at Every Decade Sometimes navigating your finances can feel like swimming against the tide, but with some financial wellness goals to keep you afloat, you can keep swimming until you reach calmer waters.