Estimate your federal, state, and self-employment taxes. Find deductions, see quarterly payments, and compare scenarios. 100% free.
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Income & Filing Status
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Deduction Finder
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Simplified method: $5/sq ft, up to 300 sq ft ($1,500 max)
Self-employed health insurance deduction (annual total)
2025 IRS rate: $0.70/mile for business use
Computers, software subscriptions, tools for your business
Courses, conferences, books, certifications
Business-use percentage of your monthly bills
Up to 25% of net SE income, max $69,000 for 2025
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Tax Summary
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Quarterly Estimated Payments
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Visual Breakdown
Where Your Money Goes
Tax Breakdown
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Compare Scenarios
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Disclaimer: This calculator provides estimates only and is for informational purposes. Tax laws are complex and change frequently. State tax calculations use simplified flat or effective rates and may not reflect your actual state tax liability. Consult a qualified tax professional (CPA or enrolled agent) for actual tax filing and planning. This tool does not constitute tax advice.