The New York State Deferred Compensation Plan is a State-sponsored employee benefit for State employees and employees of participating employers. A 457(b) plan is a tax-deferred retirement savings plan.Funds are withdrawn from an employee's income without being taxed and are only taxed upon withdrawal. NYS Pension Taxation Requirements By State. Will Your NYS Pension be Taxed If You Move to Another State? Deferred compensation refers to money received in one year for work performed in a previous year often many years earlier. A 457(b) plan is a taxdeferred retirement savings plan that lets you defer part of your wages and save them for retirement. Deferred compensation plans are designed for state and municipal workers, as well as employees of some tax-exempt organizations.