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Tax Guides
Short tax guides that explain the numbers behind your tax bill in plain words — no tax degree needed. Each one ends with a worked example you can check against the calculators.
- How Federal Tax Brackets Work — marginal vs effective rate, with the 2026 tables and worked examples.
- Standard Deduction 2026 — $16,100 single, $32,200 married, and when itemizing pays.
- Tax Refund vs Owed — why you get money back, why you owe, and when refunds arrive.
Try the tools: Tax Calculator, Tax Refund Estimator, Tax Brackets Calculator.
Sources and 2026 figures. IRS Publication 15-T; IRS Rev. Proc. 2025-32. Standard deduction 2026: $16,100 single / $32,200 married filing jointly / $24,150 head of household. Social Security wage base 2026: $184,500. Social Security 6.2%, Medicare 1.45% (+0.9% over $200,000). Results are estimates, not tax advice.
Estimate, not tax advice. This site uses simplified 2026 tables for illustration. Check your figures against IRS Publication 15-T and a tax professional.