Information about Form W4, Employee's Withholding Certificate, including recent updates, related forms and instructions on how to file. The Wage Tax must be filed quarterly and paid on a schedule that corresponds with how much money is withheld from employees' paychecks.This form allows the employee to verify that the employer is withholding the correct tax rates for the correct municipalities. Employee's Withholding Certificate. Complete Form W-4 so that your employer can withhold the correct federal income tax from your pay. A collection of all the forms and documents you need to file and pay your City taxes and receive assistance, discounts, or refunds. I certify that I am not subject to New Jersey withholding. Use this form to apply for asylum in the United States and for withholding of removal (formerly called "withholding of deportation"). Form REV-419: Employee's Nonwithholding Application Certificate. This form is completed to let us know not to deduct Pennsylvania personal income tax.