Federal Income Tax
Use this calculator to estimate your income tax liability along with average and marginal tax rates.
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The Facts About Income Tax
Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise 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.
Social Security Taxes
Estimate how much of your Social Security benefit may be considered taxable.