Sets appropriate standards of service covering the means by which ambulance and paramedical services are organised and provided. Provides a means of assessing the extent to which ambulance and paramedical services are worthy of patients' confidence and trust, through the demonstration of clinical safety, reliability, efficiencies, and effectiveness. It applies to all modes of road vehicle where ambulance provision is the primary capability of the vehicle and to aircraft specifically equipped for ambulance provision when being used for that purpose.