Federal hub

Federal tax calculators for 2025-2026

TaxGuide Pro’s federal calculator library turns IRS rules into clear, actionable results. Browse tools by category to estimate refunds, optimize withholding, unlock credits, and plan investment or retirement taxes with confidence.

Basics

Core filing questions: refund estimates, filing status, and deduction choices.

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Withholding

W-4 guidance, paycheck take-home, bonuses, multiple jobs, and safe harbor checks.

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Self-Employed

1099 tax, quarterly payments, Schedule C deductions, and expense tracking.

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Credits

Child, education, energy, EV, and income-based credits with eligibility checks.

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Investing

Capital gains, dividends, NIIT, AMT risk, and timing simulations.

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Retirement

401(k)/IRA impact, Roth vs Traditional, RMDs, and Social Security taxation.

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Housing

Mortgage interest, property tax, rental depreciation, and home sale exclusions.

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IRS Help

IRS notices, penalties, payment plans, and deadline guidance.

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