Federal brackets
7
IRS Revenue Procedure 2025-32
7 guides 2026 tax year Every number cited to source
Tax Guides
Plain-language guides to the 2026 US tax system. No marketing, no upsells, no hedge words. Every guide cites the official source for the numbers.
State jurisdictions
51
all 50 states + DC covered
FICA combined rate
7.65%
employee share, payroll-side
Top combined marginal
50.3%
federal 37% + CA state 13.3%
All guides
How Federal Tax Brackets Actually Work
Marginal brackets are not flat rates. Walk through the 2026 federal schedule with worked examples.
Read guide →Effective Rate vs Marginal Rate
Why your last-dollar tax rate is always higher than your average rate. With $50K, $100K, $250K examples.
Read guide →The 9 States with No Income Tax
Which states forgo income tax, what they tax instead, and the tradeoffs.
Read guide →Self-Employment Tax (SECA) Explained
Why self-employed pay 15.3% on top of income tax, and how the deductible-half offset works.
Read guide →Capital Gains: Short-Term vs Long-Term 2026
0%, 15%, 20% preferential brackets, the $269,000 NIIT threshold, and the holding-period rule.
Read guide →Alternative Minimum Tax (AMT) Primer
When AMT applies after the 2017 TCJA reforms, and how the 2026 exemption thresholds work.
Read guide →Brackets vs Deductions vs Credits
The three knobs that determine your final tax, and why credits beat deductions dollar-for-dollar.
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