(1) ASAM level one outpatient substance use disorder services provide a program of individual and group counseling, education, and activities, in accordance with ASAM criteria.

(2) An agency certified to provide level one outpatient substance use disorder services must meet the behavioral health agency licensure, certification, administration, personnel, and clinical requirements in WAC 246-341-0300 through 246-341-0650.

(3) An agency certified to provide level one outpatient substance use disorder services must ensure both of the following:

(a) Group therapy services are provided with a staff ratio of one staff member for every sixteen individuals; and

(b) A group counseling session with twelve to sixteen youths includes a second staff member.