Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Healthcare Costs in Retirement Without a solid approach, health care expenses may add up quickly and potentially alter your spending. Understanding the Basics of Medigap Policies Important as it is, Medicare does not cover the full range of health-care expenses you may experience in your golden years. 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.