Advanced Tax Calculator (Corrected Formulas)

Comprehensive federal + state tax estimator with corrected FICA, NIIT, EITC, QBI deduction, and capital gains calculations.

Important: This is an educational estimate only. Consult a tax professional for advice specific to your situation.

Tax year Filing status State

Primary age

Spouse age (if married)

Annual W-2 wages ($)

Self-employment income ($)

Tip: Press Ctrl+Enter to calculate

Additional Income

Interest income ($)

Ordinary dividends ($)

Qualified dividends ($)

Short-term capital gains ($)

Long-term capital gains ($)

Other income ($)

401(k)/403(b) contributions ($)

HSA contributions ($)

Traditional IRA contributions ($)

Student loan interest ($)

Number of qualifying children

Pay periods per year

Itemize deductions (if greater than standard deduction)

Calculate taxes to see detailed breakdown...

All tax rates, brackets, deductions, and credits are sourced from official IRS and state tax authorities.

Federal Tax Law (2024-2025):

Utah State Tax:

California State Tax:

Additional standard deduction (65+): $2,000 single/HOH, $1,600 married/separate (per person)
Standard deduction: Single $15K, Married $30K, HOH $22.5K
Child Tax Credit: $2,000, refundable up to $1,700
Social Security wage base: $176,100 (up from $168,600)
401(k) limit: $23,500 + $7,500 catch-up (50+)
HSA limits: Single $4,300, Family $8,550 + $1K catch-up (55+)
IRA limit: $7,000 + $1,000 catch-up (50+)

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