Deferred compensation plans allow the participant to defer income today and withdraw it at some point in the future (usually upon retirement) Agencies must contact the Louisiana Deferred Compensation.Office and the employee to make changes to the deduction amount. A governmental 457(b) Deferred Compensation Plan. This booklet is a summary of information for Fairfax County employees retiring on a. Normal Service, Early Service or Deferred Vested Retirement. If you wish to enroll in Deferred Compensation you have 30 days from your date of hire to enroll retroactive to your original date. Deferred Compensation (457 Plan) - This plan is designed to complement the Defined Benefit Plan and to help you plan for a financially secure retirement.