To update your Federal tax withholding amounts, we will need you to complete a new W-4 Form. You may update your W-4 as often as you like and at any time during the year.

Please feel free to consult with your qualified Tax Consultant or Trusted Adviser for guidance. AdvanStaff HR does not offer tax advice.

Helpful Resources from IRS.GOV

• Tax Withholding Estimator
• FAQs on the Form W-4
• Whom May I Claim as a Dependent? 

Quick! Online W-4 Update Method (recommended)

Step 1

• Log in to your AdvanStaff Employee Self Service Portal

Step 2

• Select: Taxes>Tax Withholding and then click the green, “Update Forms” button to begin the update wizard!

Paper Form Method

Step 1

• Visit the IRS website for instructions and to download the form or directly download Form W-4 here.
• Complete and sign the form.

Step 2

• Upload the completed form to the Employee Services department using our secure file upload utility (below).
• You can scan, print to file, or even snap a picture of the completed form right from the upload page.

Securely send us the completed form using the utility below