To elect an Arizona withholding percentage, an employee must complete Arizona Form A-4, and submit it to their employer. This manual is not a complete guide to handling Arizona Workers' Compensation Claims and cannot cover every possible situation.Phoenix, Arizona 85032. HONORARIOS: No hay que pagar honorarios por la presentación de un Acuerdo para detener una. Complete this form in the first five days of employment to select an. Arizona withholding percentage. Employees may elect to withhold AZ taxes even if they're working in another state if they fill out the "Arizona Voluntary Withholding" form. Pagos hechos en Arizona no podrán ser aplicados a más de una clase de pago en mora. Should fill out the Personal Allowances. Worksheet and check the "Married, but withhold at higher Single rate" box on Form.