The practice of double dipping may be viewed as unfair and potentially costly for taxpayers. OPERS provides age and service retirement, disability benefit and survivor benefit programs for public employees throughout the state.Required Minimum Distribution (RMD). Learn more about the rules for RMDs. If you have not reached your 20 years covered Law Enforcement or Fire Fighter service and reach the age 57, you must retire in the month you reach your 20 years. You must fill out an application and submit it to the Cuyahoga County Treasury Office. Cuyahoga County Treasurer. An employee must meet appropriate age and service requirements with the purchased credit, file an application for retirement and retire within 90 days.