The Oakland Police and Fire Retirement System (PFRS) is a closed, single-employer defined benefit pension plan that provides service and disability retirements. Oakland Police and Fire Retirement System Pension Funding Options.If you are married at time of retirement, you must choose the Basic Allowance. 2. Be retired in good standing from service with a public agency as a law enforcement officer for reasons other than mental instability;. 2. The Oakland Police Department is hiring Police Officer Trainees. 1 This agency participates in the FRS for its police employees. Act 203 also requires the Commission to define categories and clas. CalPERS has broad authority to prevent police officers from illegally collecting disability pensions. One example shared was there are now 711 sworn Oakland police officers out of 712 authorized positions.