How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. 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. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.