About the Plan. NRW-7771AO. The program offers 401(a), 457(b) Traditional, and 457(b) ROTH retirement savings plans, as well as educational resources and tools.Deferred compensation plans are designed for state and municipal workers, as well as employees of some tax-exempt organizations. Consult your financial, tax or legal advisor before making retirement plan decisions. This plan is exclusively for owner-only businesses, or those with up to 5 employees. Welcome to the County of San Diego Deferred Compensation Plan! Your journey to retirement readiness starts here. Future benefits from the 457(b) Plan will reflect the amount of a participant's voluntary salary deferral contributions plus earnings. Vesting is immediate. Deferred compensation plans allow the participant to defer income today and withdraw it at some point in the future (usually upon retirement)