Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income? Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents Red Flags for Tax Auditors Here are six flags that may make your tax return prime for an IRS audit. How Income Taxes Work A quick look at how federal income taxes work. 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.