The Voluntary 457 Deferred Compensation plan provides a convenient way for City employees to save money for retirement with pre-tax earnings. Contributions to the City of San José.Deferred Compensation Plan can be taken out of your paycheck before taxes. 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 Funds are withdrawn from an employee's income without being taxed and are only taxed upon withdrawal. Plans eligible under 457(b) allow employees of sponsoring organizations to defer income taxation on retirement savings into future years. Employers should not withhold income taxes on the amounts paid to a beneficiary or estate following an employee's death. San José 457(b) Deferred Compensation Plan.