 These changes came at the expense of the Hiscoe and MaGladry families who spent all their time and money to provide ambulance care.By the end of the transition phase in 1974 Ottawa Ambulance Service was purchased by the newly formed Ambulance Services Branch of the Ministry of Health and all the employees became Crown Agents.By 1975 the Ambulance Act was updated to contain the new standardized criteria for employment with a service as well as the service and its equipment.