To retire you must meet two requirements: age and service credit . Your minimum retirement age depends on your retirement formula: 50, 52, or 55 .OPM is here to help you transition from serving the American people to enjoying your retirement. These links are useful to new and existing retirees. Social Security is a Federal Government program designed to provide payments to an individual in retirement. Your retirement allowance is based on the following formula: Service Credit x Final Compensation x 0.0216. Voluntary Retirement – The most common type of retirement. Eligibility is primarily based upon age and the number of years of creditable service at retirement. Log in to My LACERA and select the Apply for Retirement button for a step-by-step guided process. Beneficiary Designation Form plus any required documentation.