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Employee's Withholding Allowance Certificate

About this Form

Form number: W4MW507

Audience:  MCPS Staff

Last revised: August 2016

Employee’s Withholding Allowance Certificate

MCPS Form W4-MW-507, Employee’s Withholding Allowance Certificate is available only via Employee Self-Service. To change your federal income tax withholding allowance, visit the Employee Self-Service web page and click on the My W-4 link under the green My Pay banner. Log in using your MPCS username and password and follow the on-screen instructions. After submitting your changes, you will receive an e-mail confirmation.
To claim “EXEMPT” from tax withholdings or to remove “EXEMPT” status, please complete the applicable forms, print and sign them, and submit them to the Employee and Retiree Service Center (ERSC).

For Federal Taxes: Complete W-4.
For Maryland: Complete Maryland Form MW507, Employee’s Maryland Withholding Exemption Certificate.
For Virginia: Complete Virginia Form VA-4, Employee’s Virginia Withholding Exemption Certificate.
For DC: Complete District of Columbia Form D-4, Employee Withholding Allowance Certificate.
For Pennsylvania: Complete Pennsylvania REV-419, Employee’s Non-Withholding Application Certificate.

If you are a qualified civilian spouse of a U.S. Armed Forces service member, please complete the latest Maryland 507M from the Comptroller of Maryland. Click Search to find the latest form. After completing the form, print and sign it, then submit it to

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