To request a form, contact the Deferred Compensation Help Desk at 703-324-4995. Deferred Compensation (457 Plan) - This plan is designed to complement the Defined Benefit Plan and to help you plan for a financially secure retirement.The plan, available through your employer, allows you to save for retirement on a tax-deferred basis through convenient payroll deductions. You can start saving for your financial future from the first day of employment through the Commonwealth of Virginia. Preferred Insurance provides Nonqualified Deferred Compensation Plans for Fairfax and all of Virginia. Deferred Compensation (457) Plan. The Town of Vienna has adopted and implemented an optional deferred compensation plan for all full-time, permanent employees.