A supplemental retirement plan that allows employees to contribute a portion of their pretax salary, within certain Internal Revenue Service (IRS) limits. The present document represents a restatement in its entirety of the Plan provisions, effective December 15, 2020.The plan must be limited to provide benefits for a select group of management or highly compensated employees. A 457(b) plan is a supplemental retirement plan for employees who meet eligibility criteria. A 457(b) plan is a tax-deferred retirement savings plan. Funds are withdrawn from an employee's income without being taxed and are only taxed upon withdrawal. â–¡ Consider signing up for a deferred compensation plan to earn additional money for retirement. These plans have been dubbed "golden handcuffs'' because they're often used as a retention tool for key talent or highly compensated employees. Statement of Investment Policies and Guidelines for the San Bernardino County 457(b) Deferred Compensation Plan, 401(k). The mission of the California Labor Commissioner's Office is to ensure a just day's pay in every workplace in the State and to promote economic justice.