How to Fill Out a W-4 as a Student: Exempt Status and Deadlines

To fill out a W-4 as a student, the first decision is whether you can claim exempt from federal income tax withholding. If you expect to earn less than the 2026 single-filer standard deduction of $16,100 and you owed no federal income tax last year, you can write “Exempt” on the form and have zero federal income tax taken from your paychecks.¹² If your earnings will run higher or you’re not sure, you complete the form normally and let a small amount come out of each check.

Can You Claim Exempt?

Exempt status is the single most useful W-4 feature for students with low earnings. You qualify if both conditions are true: you had no federal income tax liability last year, and you expect none this year.² “No tax liability” means your income was low enough that you owed zero federal income tax after the standard deduction and any credits.³

A common example: you earned $6,000 at a summer job last year, well below the standard deduction, and owed nothing. You expect similar earnings this year. Both conditions are met, so you can claim exempt.

Be honest about the income estimate. If you claim exempt and end up earning enough to owe tax, you’ll face the full bill at filing time and possibly an underpayment penalty. You can avoid that penalty if your total tax due is under $1,000 or if withholding covered at least 90% of what you owe.⁴ If you aren’t confident your income will stay below $16,100, skip the exempt claim. The withholding will be small, and any overpayment comes back as a refund.

A note on dependency: whether your parents claim you as a dependent does not change how you fill out the W-4. Under federal law, a full-time student under 24 counts as a parent’s dependent as long as the student does not cover more than half of their own living expenses.⁵ One thing to watch: if you’re claimed as a dependent and have unearned income like investment interest, your standard deduction may be limited to the greater of $1,350 or your earned income plus $450, capped at $16,100. Most students with a part-time job and little investment income still get the full deduction.

Filling Out the Form

Step 1: Personal Information

Enter your full legal name, address, and Social Security number. Your name must match your Social Security card exactly; the form itself tells you to contact the Social Security Administration if the names differ.² For filing status, most students check “Single or Married filing separately.” Head of Household only applies if you’re unmarried and pay more than half the cost of maintaining a home for a qualifying dependent, which rarely fits a college student.

Claiming Exempt: Skip to the Exempt Line

If you qualify for exempt, you’re almost done. Write “Exempt” in the space below Step 4(c), leave Steps 2 through 4 blank, and sign in Step 5.²

Step 2: Multiple Jobs

If you hold two jobs at the same time, you need to account for the combined income so enough tax comes out across both paychecks. The simplest option is checking the box in Step 2(c), which splits the standard deduction and tax brackets evenly between the two jobs. Check the same box on the W-4 at your other job. This works well when both jobs pay roughly the same.²

If one job pays significantly more, the even split can overwithhold. Use the Multiple Jobs Worksheet on page 3 of the form, or plug your numbers into the IRS Tax Withholding Estimator for a more precise result.⁶ If you hold more than two jobs, the worksheet or estimator is your only accurate option; the Step 2(c) box only works for exactly two.

Step 3: Dependents

Leave this blank unless you have children or other dependents of your own that you claim on your tax return. Being a dependent yourself gives you nothing to enter here. For 2026, the W-4 multiplies each qualifying child under 17 by $2,200 and other dependents by $500.²

Step 4: Other Adjustments

Three optional lines here. Step 4(a) is where you enter other income that will not have taxes withheld, such as interest, dividends, or taxable scholarship and fellowship amounts that exceed tuition and required fees. Adding those amounts increases your withholding to cover the tax on that income.² Step 4(b) is for extra deductions above the standard deduction, which most students won’t have. Step 4(c) lets you request a flat dollar amount of additional withholding per pay period if you know you’ll owe or want a larger refund.

Step 5: Sign and Date

Your signature confirms the information is accurate under penalty of perjury, and an employer cannot process an unsigned W-4.²

The February 15 Deadline for Exempt Status

This catches students off guard more than any other W-4 rule. An exempt claim is only valid through the end of the calendar year in which you file it. If you claimed exempt in 2026 and still qualify for 2027, you must file a new W-4 claiming exempt by February 15, 2027. If that date falls on a weekend or holiday, the deadline moves to the next business day.⁷

Miss the deadline and your employer must start withholding as if you’re a single filer with no adjustments in Steps 2 through 4, meaning money comes out of your paychecks even if you still qualify. You can submit a new exempt W-4 after February 15, but the employer only applies it going forward. Anything already withheld stays withheld until you file your return and claim a refund.⁷ Set a calendar reminder for late January each year you want to keep exempt status.

Why Money Still Comes Out When You Claim Exempt

Even with “Exempt” written on the W-4, your pay stub will still show deductions for Social Security (6.2%) and Medicare (1.45%). These are FICA taxes, and the W-4 does not control them.

Students working for the same school, college, or university where they’re enrolled and regularly attending classes may qualify for an exemption from FICA entirely. The exemption is built into federal law and applies automatically through the campus employer’s payroll system; you don’t request it on the W-4. It only covers work performed while you’re enrolled at least half-time and have the status of a student, meaning the job is secondary to your education. It doesn’t apply during summer breaks longer than five weeks if you aren’t taking classes. And if you qualify for benefits like retirement contributions, paid vacation, or sick leave through the campus job, the IRS treats you as a professional employee, which disqualifies you regardless of enrollment.⁸ Off-campus employers withhold FICA like any other job.

International Students on F-1 or J-1 Visas

The rules above assume you’re a U.S. citizen or resident. Nonresident aliens on F-1 or J-1 visas fill out the W-4 differently. Before starting the form, review IRS Notice 1392, which gives supplemental instructions for nonresident aliens.⁹ Two rules matter most:

Write “nonresident alien” or “NRA” in the space below Step 4(c). This tells your employer to apply nonresident withholding rules.¹⁰
You cannot claim exempt on the W-4, even if you expect zero tax liability. There are no exceptions to this.¹⁰

If your home country has a tax treaty with the United States that exempts student income, you may be able to reduce or eliminate withholding, but you do that through Form 8233, not the W-4.¹¹ Your school’s international student office can walk you through it. Students from India have a specific carve-out in the withholding calculation that your campus payroll office should already know about.⁹

Submitting and Updating the Form

Hand the completed W-4 to your employer’s HR or payroll department, or enter the same information in your employer’s digital payroll platform. The form never goes to the IRS. Your employer keeps it on file and uses it to calculate withholding.¹² Save a copy. Changes typically show up within one or two pay cycles.

You can submit a new W-4 whenever your situation changes: a second job, income that pushes you above or drops you below the standard deduction, marriage, or a new dependent. The IRS recommends reviewing your withholding at the start of each year and after any major life change.¹³ There’s no limit on how often you can update it. For students, the most common trigger is a shift in expected annual income. If you planned to work part-time but picked up full-time summer hours that push you past $16,100, submitting an updated W-4 early avoids a scramble at tax time.

1
Internal Revenue Service. IRS Releases Tax Inflation Adjustments for Tax Year 2026
2
IRS.gov. Form W-4 2026 – Employee’s Withholding Certificate
3
Internal Revenue Service. Form W-4, Excess FICA, Students, Withholding
4
Internal Revenue Service. Underpayment of Estimated Tax by Individuals Penalty
5
Office of the Law Revision Counsel. 26 USC 152 – Dependent Defined
6
Internal Revenue Service. Tax Withholding Estimator
7
Internal Revenue Service. Topic No. 753, Form W-4, Employees Withholding Certificate
8
Internal Revenue Service. Student FICA Exception
9
Internal Revenue Service. Withholding Certificate and Exemption for Nonresident Alien Employees
10
IRS. Supplemental Form W-4 Instructions for Nonresident Aliens (Notice 1392)
11
Internal Revenue Service. Withholding Certificates and Exemptions for Personal Services and Students
12
Internal Revenue Service. About Form W-4, Employee’s Withholding Certificate
13
Internal Revenue Service. a href=”https://www.irs.gov/newsroom/tax-withholding-how-to-get-it-right” target=”_blank” rel=”noopener”>Tax Withholding: How to Get It Right