This video will show how to complete DE 4 - employee's withholding allowance certificate online using fillable forms at EDD website. Employee's Withholding Allowance Certificate.Complete this form so that your employer can withhold the correct California state income tax from your pay. How do I get a Business Tax Certificate? Download an application below, call to get an application mailed or pick it up in one of our lobbies. GA provides cash assistance and employment services to County of Santa Clara adults with no dependent children who have no other means of support. 200 E. Santa Clara St. San Jose, Ca 95113 - Main - TTY Need More Info? Meeting Agendas City Calendar Accessibility E-Government Information about Form W4, Employee's Withholding Certificate, including recent updates, related forms and instructions on how to file. Complete this form so that your employer can withhold the correct California state income tax from your paycheck.