This booklet is a summary of information for Fairfax County employees retiring on a. Normal Service, Early Service or Deferred Vested Retirement.Deferred compensation plans tend to offer better investment options than most 401(k) plans, but are at a disadvantage regarding liquidity. Deferred Compensation (457 Plan) - This plan is designed to complement the Defined Benefit Plan and to help you plan for a financially secure retirement. A governmental 457(b) Deferred Compensation Plan. BE allowed pursuant to Section 6.01 of the Plan. 457(b) plans and 401(k) plans are very similar. Both offer you the opportunity to make tax-deferred contributions to a retirement account. The 457(b) Deferred Compensation Retirement Savings Plan lets you set aside pre-tax dollars to save for retirement. You can contribute up to the maximum in both a 403(b) plan and the 457 DCP at the same time!