2026 Form W-4 field guide
W-4 Step 2: Multiple Jobs and Working Spouses
Who completes it
Workers with two or more simultaneous jobs and married couples filing jointly when both spouses have wages.
What to enter
Choose the IRS estimator, the Multiple Jobs Worksheet, or Step 2(c). Put Steps 3 through 4(b) on only one W-4, preferably for the highest-paying job.
Worked example
A married couple with $90,000 and $35,000 jobs should normally use the worksheet or estimator rather than checking Step 2(c), because the two jobs do not pay similar amounts.
Common mistakes
- Checking Step 2(c) on only one of two W-4s
- Repeating dependents and deductions on every job
- Treating consecutive jobs as simultaneous jobs
Step 2 questions
Do both spouses check the W-4 Step 2(c) box?
Yes, when a married couple uses Step 2(c), the box is checked on both W-4s. That option is most accurate when there are only two jobs and their pay is similar.
Does a job I already left count in Step 2?
Not as a simultaneous job. Use year-to-date withholding in the IRS estimator or the USTax optimizer to account for a midyear job change.
Sources
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