In this section the following words have the meanings indicated. “Step-down aftercare” means: a network of programs that provide education and rehabilitation; and services and treatment to ease the transition of children from the custody of the Department to their homes and communities. “Step-down aftercare plan” means an individualized plan for each child in step-down aftercare that proposes specific assistance, guidance, treatment, services, and supervision that: prepares the child for reentry into the specific community to which the child will return; ensures the delivery of prescribed services to the child in the community; and monitors conduct in the community to ensure public safety. A child discharged from a committed residential placement shall receive step-down aftercare for the period that the Department determines. A child in step-down aftercare shall receive: a step-down aftercare plan; supervision by step-down aftercare staff in accordance with the step-down aftercare plan; educational services; and any other services necessary to implement the step-down aftercare plan. The step-down aftercare staff shall: prepare a step-down aftercare plan for each child assigned to the step-down aftercare program and file the plan with the Department; keep regular records concerning the progress of each child; file with the Department a monthly progress report on each child; and file with the Department an annual report on the outcome of step-down aftercare plans for the children in the step-down aftercare program, that includes to the extent possible: information on the number of children who: are rearrested; are rearrested and charged with serious or violent offenses; are rearrested and waived to the adult system; are re-referred to the Department; are readjudicated and recommitted; graduate from high school or successfully complete a high school equivalency examination; and are employed; and other relevant information.