Request an Estimate Letter of your potential CalPERS retirement benefit amount. You may choose a retirement date up to one year into the future.CalSavers is available to California workers whose employers don't offer a retirement plan, self-employed individuals, and others who want to save extra. This application is for Defined Benefit members who are retiring from service. CalPERS offers a defined benefit retirement plan. It provides benefits based on members years of service, age, and final compensation. Apply for your monthly retirement benefit any time between age 62 and 70. Under California law, withdrawals from 401(k) plans count as income and may reduce an individual's weekly unemployment benefits. CalSavers is available as a Roth individual retirement account (IRA). Complete instructions on this subject are included in the Your Retirement Guide publication.