Complete Form W-4 so that your employer can withhold the correct federal income tax from your pay. If too little is withheld, you will generally owe tax when you file your tax return and may …

Feb 24, 2025 · IRS Form W-4, or Employee's Withholding Certificate, is a form given to an employer by an employee at the outset of their employment that calculates the amount of …

Dec 11, 2025 · The IRS released the 2026 Form W-4, Employee’s Withholding Certificate, with changes due to H.R. 1, known as the One Big Beautiful Bill Act (OBBBA; Pub. L. 119-21), …

Dec 11, 2025 · IRS finalizes 2026 Form W-4 with major updates under OBBBA. Learn what changed—new deductions, credits, and employer compliance steps.

Future Developments For the latest information about developments related to Form W-4, such as legislation enacted after it was published, go to www.irs.gov/FormW4.

Dec 19, 2025 · Learn how to complete your 2025 W-4 tax withholding form accurately to ensure the correct tax amount is withheld, preventing underpayment or overpayment.

A W-4 tells your employer how much tax to withhold from your paycheck when you start a new job, but you can adjust it any time.