Make a payment(s) using our online system. An overpayment of benefits can occur for a number of reasons.Knowing how they can occur can help you avoid such a circumstance. Call 732-462-5626 - Gregory S. Schaer, LLC is dedicated to serving our clients with a range of legal services including Unemployment and Harassment cases. Members of the Middlesex County Retirement System shall be credited with one year of service for each year of employment of not less than 20 hours per week.