Tax & Finance Guides
These guides cover the part of the US tax and pay system that applies to everyone, in the order most people meet it: how a payslip is built and why net pay is so much lower than salary, how to fill in a W-4 so that April holds no surprises, what the federal brackets actually do, and how the state layer changes the answer from nothing in nine states to more than thirteen per cent in California. Alongside those sit the pieces on self-employment tax, deductions against credits, property and sales tax, retirement contribution limits, and a filing checklist. Every rate quoted comes from the IRS, the Social Security Administration or a named state revenue department, each page carries the date it was last genuinely checked, and none of it substitutes for a professional who has seen your own paperwork.
Clear, practical guides to understanding US taxes, paychecks, and personal finance. No jargon, no fluff.
How Paychecks Work in the US
A complete breakdown of every deduction on your pay stub, from federal tax to FICA to 401(k).
Federal TaxFederal Tax Brackets 2026
The seven federal income tax brackets for all filing statuses, with examples and effective rate calculations.
State TaxState Tax Comparison
Compare income tax rates across all 50 states. See which states have no tax, flat tax, and the highest rates.
Retirement401(k) vs Roth IRA
Traditional 401(k) vs Roth IRA: tax treatment, contribution limits, employer match, and which is right for you.
Federal TaxW-4 Form Explained
How to fill out the post-2020 W-4 form correctly. Steps 1-4, dependents, multiple jobs, and common mistakes.
Self-EmploymentSelf-Employment Tax Explained
1099 workers and freelancers: how SE tax works, the 15.3% rate, quarterly payments, and deductions.
State TaxMoving to a No-Income-Tax State
Is moving to Texas, Florida, or another no-tax state worth it? Total tax burden analysis beyond income tax.
RetirementMaximum 401(k) Contribution 2026
Contribution limits for 401(k), 403(b), and 457(b) plans. Employee, employer, and catch-up limits.
Property TaxUnderstanding Property Tax
How property tax is calculated, assessment ratios, homestead exemptions, and appealing your assessment.
Sales TaxSales Tax Explained
State and local sales tax rates, exemptions for groceries and clothing, and sales tax holidays.
Federal TaxTax Deductions vs Credits
The fundamental difference between deductions and credits, and why a $1,000 credit is worth more than a $1,000 deduction.
Tax SeasonTax Season Checklist 2026
Everything you need to file your taxes: documents, deadlines, common deductions, and step-by-step preparation.
Frequently Asked Questions
Who writes these guides?
Are these guides tax advice?
Which guide should I read first?
How often are the guides updated?
Do these guides cover state taxes as well as federal?
Can I use these figures for my own tax return?
Figures on this page come from the following official publications: