How to Claim Yourself on a W-4: Step 1 and When to Do More

You can’t literally claim yourself on a W-4 the way you used to. The line for personal allowances disappeared when the IRS redesigned the form in 2020, and the tax break that made it work — the personal exemption — was eliminated by the Tax Cuts and Jobs Act of 2017.¹ What replaced it is simpler: the moment you pick a filing status in Step 1, the withholding tables your employer uses automatically shelter your standard deduction from tax. For a single filer in 2026, that built-in shelter is $16,100.² If you have one job and no dependents, filling in your name, Social Security number, filing status, and signature is all you need to do.

Why There’s No Longer a Line to Claim Yourself

On the old W-4, you claimed yourself by entering one allowance on line 5. Each allowance told your employer to shield a portion of your paycheck from federal income tax withholding. When Congress zeroed out personal exemptions in 2017, the math behind allowances no longer worked, so the IRS rebuilt the form. The 2020 version dropped allowances entirely and replaced them with dollar-based entries for credits, deductions, and outside income.¹

The practical result is that you don’t need to guess at a number anymore. Whatever filing status you choose already tells the withholding formula how much of your income to protect. Claiming yourself now happens automatically.

Step 1 Is Where Claiming Yourself Now Happens

Every employee completes Step 1. You enter your name, address, and Social Security number, and you pick a filing status. That filing status controls how much income the withholding algorithm shields from tax, which is the direct replacement for the old personal allowance.

Your three choices and their 2026 standard deductions:

Single or Married Filing Separately: $16,100
Married Filing Jointly: $32,200
Head of Household: $24,150

Head of Household produces less withholding than Single because of the higher deduction and wider brackets, but you qualify only if you’re unmarried and pay more than half the cost of keeping up a home for a qualifying dependent. Pick the status that will match the one on your tax return; choosing a status you don’t qualify for can trigger penalties.²

The Minimum Form: One Job, No Dependents

If you have a single job and nobody else depends on you, the entire W-4 comes down to two steps:

Step 1: Personal information and filing status (usually Single).
Step 5: Sign and date.

Steps 2 through 4 stay blank. The form is invalid without a signature, and by signing you’re certifying under penalty of perjury that the information is correct.¹ Hand it to payroll or HR. Your employer keeps it on file and doesn’t send it to the IRS unless asked. New withholding takes effect with the first payroll period ending on or after the 30th day after your employer receives the form.³ Glance at the federal income tax line on your next couple of pay stubs to confirm the numbers look right.

When You Need to Do More Than Claim Yourself

Steps 2 through 4 exist for situations the filing-status shelter alone doesn’t handle correctly. Skip any that don’t apply to you.

Step 2: A Second Job or a Working Spouse

Each employer withholds as if that job is your only income, so combined earnings often get taxed at a bracket neither one accounts for. If you hold more than one job at a time, or you’re filing jointly and your spouse also works, Step 2 fixes it. You have three options: use the IRS Tax Withholding Estimator at irs.gov/W4App and hand your employer the pre-filled form it generates,⁴ check the box in Step 2(c) on both W-4s if there are exactly two similarly paid jobs, or complete the Multiple Jobs Worksheet in the instructions and enter the result in Step 4(c) on the higher-paying job’s W-4.¹ Skipping this step when it applies doesn’t save money; it just pushes the bill to April, along with a possible underpayment penalty.⁵

Step 3: Dependents

If you’ll claim dependents on your return, Step 3 reduces your withholding to reflect the credits. You enter dollar amounts rather than a headcount. The Child Tax Credit is worth up to $2,200 per qualifying child under 17, and the Credit for Other Dependents is up to $500 for dependents who don’t qualify for the Child Tax Credit, such as older children or qualifying relatives.⁶ Add your expected credits and enter the total. Your payroll system spreads it across your remaining pay periods. A parent with two young children would enter $4,400. If your income exceeds $200,000 as a single filer or $400,000 filing jointly, the credit phases out; the Withholding Estimator can handle the math.

Step 4: Optional Fine-Tuning

Step 4 is optional and has three lines. Line 4(a) is for annual income that doesn’t have taxes withheld, such as dividends, interest, rental income, or retirement distributions — enter the income, not the tax on it. Line 4(b) is for people who plan to itemize and whose itemized deductions exceed the standard deduction for their filing status; use the Deductions Worksheet in the instructions to calculate the difference. Line 4(c) is a flat extra dollar amount withheld from every paycheck, useful if you consistently owe at tax time or want to cover outside income without disclosing it on 4(a).¹ Most people with one job and the standard deduction leave all three blank.

What Your Employer Does If You Never Submit a Form

If you start a new job and never turn in a W-4, your employer doesn’t get to guess. Federal rules require withholding as if you had checked Single or Married Filing Separately with no entries in Steps 2, 3, or 4.³ That’s the most conservative setting, so for most people it means over-withholding and a larger refund. It’s not a penalty, but it is an interest-free loan to the government that a two-minute form would prevent.

When to Submit a New W-4

Turn in a new W-4 whenever your tax picture changes. The usual triggers are marriage, divorce, a new child, a second job, a spouse starting or leaving work, or a raise big enough to move you into a new bracket. The IRS suggests running the Tax Withholding Estimator at least once a year to check whether current withholding still matches projected liability.⁴ Over-withholding produces a refund but costs you the use of that money during the year. Under-withholding feels good until April, when the bill arrives along with a possible penalty if you didn’t cover at least 90% of what you owed.⁷

1
Internal Revenue Service. Form W-4 (2026) Employee’s Withholding Certificate
2
Internal Revenue Service. IRS Releases Tax Inflation Adjustments for Tax Year 2026
3
Internal Revenue Service. Topic No. 753, Form W-4, Employees Withholding Certificate
4
Internal Revenue Service. Tax Withholding Estimator
5
Internal Revenue Service. Underpayment of Estimated Tax by Individuals Penalty
6
Internal Revenue Service. Child Tax Credit
7
Internal Revenue Service. Pay As You Go, So You Won’t Owe: A Guide to Withholding, Estimated Taxes and Ways to Avoid the Estimated Tax Penalty