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 3 Important Insurance Considerations for Retirees Insurance policies are designed to help protect your livelihood, your loved ones, your property and those around you. You May Need to Make Estimated Tax Payments If… Have income that isn’t subject to tax withholding? Or insufficient withholdings? You may have to pay estimated taxes. Financial Hacks for Millennials: Don’t Get Burnt With FIRE In recent years, a new personal finance concept has caught FIRE: Financial Independence, Retire Early.