The 457(B) Plan allows employees to make regular contributions into retirement savings. There are both pre-tax and after-tax savings options.Sign up and manage your deferred compensation retirement account. The CalPERS 457 Plan is a voluntary deferred retirement savings plan that allows you to defer any amount, subject to annual limits, from your paycheck. Use black or blue Ink when completing this form. Here you will find information on benefits available to City employees and their eligible dependents. • Select: REGISTER.