The embodiments herein relate to method in a mobile management entity, referred to as MME (201), for enabling handover of a communication service between a circuit switched, referred to as CS, network (100a) and a packet switched, referred to as PS, network (100b). The user equipment (101) is located in the CS network (100a) and having a communications service in the CS network (100a). Handling is improved by providing communication between the MME and a mobile switching centre, MSC, server 203.