Complete guide: Income tax · United States
Updated:
2026 annual federal tax for single or joint filers. Adjusted annual base, not monthly pay. AGI option subtracts basic standard deduction of 16,100/32,200; taxable-base option does not deduct it twice. Additional deductions, credits, AMT, FICA and state tax excluded. Does not calculate W-4 withholding.
W-2 employee. Federal rules do not replace state/local taxes, overtime or additional rights.
Estimates in local currency, without conversion. Document review: 2026-10-23; laws, tables and monetary units are not automatically synchronized. Default salaries are examples, not legal minimum wages. Check your contract, collective agreement and payslip before making decisions.
Sources and legal scope
Document review: 2026-10-23
How it works
- 1Tax = fixed accumulated tax + bracket excess × rate − credits; marginal scales sum all bands.
- 2Separate salary bases, accrued entitlements and payments already received.
- 3Compare the result with the sources and the stated employment scenario.
Frequently asked questions
Which United States rules apply?
2026 annual federal tax for single or joint filers. Adjusted annual base, not monthly pay. AGI option subtracts basic standard deduction of 16,100/32,200; taxable-base option does not deduct it twice. Additional deductions, credits, AMT, FICA and state tax excluded. Does not calculate W-4 withholding.
Is this a final tax filing or employment claim calculation?
W-2 employee. Federal rules do not replace state/local taxes, overtime or additional rights.
Are inputs preserved when sharing?
Yes. The link retains entered amounts and options. Laws may change; check the date and sources.