We'll explain the major state personal income tax considerations that apply to deferred compensation or retirement income. The Arizona Supreme Court held that employer-paid contributions on behalf of an employee to a tax qualified deferred compensation plan are compensation.If you would like to adjust your state taxes, please complete and attach a state tax withholding form. Federal and Arizona state income taxes are deferred until your assets are withdrawn, usually during retirement when you may be in a lower tax bracket. You itemize deductions. • You claim tax credits other than the family income tax credit, the property tax credit or the credit for increased excise taxes. This court opinion applies to employer contributions to a tax qualified deferred compensation plan other than the ASRS defined benefit plan. The Employer adopts this 457. Governmental Plan and Trust.