A partial hospitalization treatment level 2.5 program shall provide structured outpatient substance-related disorder treatment based on a comprehensive assessment for: Individuals who meet the ASAM Criteria for level 2.5; and From 20 to 35 hours weekly. A partial-hospitalization treatment-level 2.5 program may provide the following services if the program’s license specifically authorizes the services: A withdrawal management service as described in Regulation .18 of this chapter; and An opioid treatment service as described in Regulation .19 of this chapter.