Each agency licensed by the department to provide any behavioral health service is responsible for an individual's service plan as follows:

(1) The individual service plan must:

(a) Be completed or approved by a professional appropriately credentialed or qualified to provide one or more of the following services:

(i) Mental health;

(ii) Substance use disorder; and

(iii) Problem and pathological gambling services.

(b) Address issues identified by the individual or, if applicable, the individual's parent(s) or legal representative;

(c) Be in a terminology that is understandable to the individual and the individual's family;

(d) Document that the plan was mutually agreed upon and a copy was made available to the individual;

(e) Contain measurable goals or objectives, or both, and interventions; and

(f) Be updated to address applicable changes in identified needs and achievement of goals.

(2) An agency that provides any behavioral health service must ensure the individual service plan:

(a) Is initiated during the first individual session following the assessment with at least one goal identified by the individual or if applicable, the individual's parent or legal representative; and

(b) Documents that the plan was reviewed and updated to reflect any changes in the individual's treatment needs, or as requested by the individual or, if applicable, the individual's parent or legal representative.

(3) If the individual service plan includes assignment of work to an individual, the assignment must have therapeutic value and meet all the requirements in subsection (1) of this section.

(4) Behavioral health agencies may apply for an exemption from the individual service plan requirements in this section if the agency is following similar documentation requirements of an evidence-based, research-based, or state-mandated program that provides adequate protection for patient safety. See WAC 246-341-0300 for information about the exemption process.

(5) Behavioral health agencies providing substance use disorder services must review the individual service plan to determine the need for continued services using ASAM criteria.