Group mental health therapy services are provided to an individual in a group setting to assist the individual in attaining the goals described in the individual service plan. In addition to meeting the behavioral health agency licensure, certification, administration, personnel, and clinical requirements in WAC 246-341-0300 through 246-341-0650, an agency certified to provide group mental health services must:

(1) Have a written description of each group's purpose;

(2) Ensure group therapy services are provided with a staff ratio of one staff member for every sixteen individuals;

(3) Ensure any group containing more than twelve individuals has at least one facilitator or cofacilitator that is an appropriately credentialed professional; and

(4) Ensure group notes are recorded in each individual's clinical record and include the requirements of WAC 246-341-0640(17) for discharge information.