(8) Phases of Treatment. The program shall utilize six (6) structured phases of treatment and rehabilitation to indicate client progress and to establish requirements regarding client attendance and service participation. The requirements listed below for each phase are minimum requirements and the frequency  and extent of treatment and rehabilitation services shall be adjusted, based on individual client needs.(A) Phase I consists of a minimum ninety (90)-day period in which the client attends the program for observation of opioid treatment daily or at least six (6) days a week. Take-home dosage is limited to a single dose each week. see full law