What changed in the 2020 W-4 redesign?

The 2020+ W-4 eliminated withholding allowances. It now uses dollar amounts for deductions and extra income. The goal is to match withholding to actual tax liability more accurately.

Should I aim for a refund or to break even?

Breaking even (no refund or small balance due) is mathematically optimal — you keep your money and earn interest on it throughout the year. A large refund means the government held your money interest-free.

How do I adjust withholding for side income?

Use Step 4(a) on Form W-4 to add other taxable income (freelance, investments). This tells your employer to withhold enough to cover the additional liability so you avoid underpayment penalties.

W-4 Withholding Calculator

Estimate appropriate federal income tax withholding for a 2024 W-4. Calculate whether you will owe or receive a refund based on filing status, dependents, other income, and deductions.

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Frequently Asked Questions

What changed in the 2020 W-4 redesign?

Should I aim for a refund or to break even?

How do I adjust withholding for side income?