W-2 refund guide
Estimate a refund from your W-2
Use W-2 wages and withholding to build a clearer federal and state refund estimate, with a practical example and common mistakes.
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2026 USA tax guides
Understand your federal and state tax estimate
IRS-sourced explanations, worked examples and practical checks for W-2 withholding, state refunds, self-employment and family credits.
Estimate your USA refund free →Federal and state guide
Federal vs. state refunds
Understand why federal and state refunds are calculated and paid separately, including no-tax states and local-tax limitations.
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Freelancer tax guide
Self-employment tax and quarterly payments
Learn how income tax, self-employment tax and quarterly estimated payments interact for freelancers and sole proprietors.
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Family tax guide
2026 Child Tax Credit
Understand the 2026 Child Tax Credit amount, qualifying-child basics, phase-outs and why a simplified calculator can differ from a filed return.
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