FICA is not the same as income tax
Social Security and Medicare withholdings are payroll taxes. Federal income tax is a separate bracket sketch.
Personal finance editor

FICA is Social Security and Medicare withheld from wages. Income tax uses brackets, a standard deduction, and credits that this site does not model in full.
A take-home sketch that mixes the two without labels is easy to misread. Ours lists them separately and still ignores states.
Not a paycheck, not a W-2, not advice.
Estimates and articles on DontPanic are for general information only. They are not financial, legal, or tax advice, and they are not an offer to buy or sell any product.
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