The Office of Juvenile Services shall utilize:
(1) Evidence-based and validated risk and needs assessment instruments for use in determining the individualized treatment plan for each juvenile committed to the office;
(2) A case classification process to include levels of treatment defined by rules and regulations and case management standards for each level of treatment;
(3) Case management for all juveniles committed to the office; and
(4) A management information system. The system shall be a unified, interdepartmental client information system which supports the management function as well as the service function.