Compare your estimated federal tax liability against what you expect to have withheld this year — this is the same gap that shows up as a refund or a balance due when you file in 2027.
Add up the "federal income tax" line from your pay stubs, or estimate it from the paycheck calculator.
ESTIMATED OUTCOME
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$0.00
How we got there
Federal only — doesn't include state refunds, self-employment tax, itemized deductions, or credit phase-outs. Not tax advice.