Tax withholding gap estimator
Compare expected total tax with withholding and payments.
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Results update as you change the inputs.
Estimated withholding gap$5,000
- Expected tax
- $25,000
- Expected payments
- $20,000
- Additional amount per remaining paycheck
- $5,000
This does not calculate Form W-4 withholding or underpayment penalties.
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Use the estimate to ask a better question.
Bring the assumptions, your records and the result to a tax professional before acting on a material tax or retirement decision.