(1) An LABA must work under the supervision of an LBA for each client receiving ABA services.

(2) A supervisor shall:

(a) Hold an active license in good standing as a Washington state LBA; and

(b) Be responsible and accountable for the services an LABA provides to clients.

(3) The LABA and the supervisor must develop a supervision agreement before the LABA begins to provide any behavior analytic tasks. A copy of the supervision agreement must be maintained by both the supervisor and LABA. The supervision agreement must include, but not be limited to:

(a) Duties and responsibilities the LABA will perform;

(b) Mechanism for reporting caseload to supervisor;

(c) Type and frequency of supervision; and

(d) Signature of both the supervisor and supervisee.

(4) The supervisor shall review the LABA's progress with the LABA at least every six months.

(5) The supervision shall include:

(a) At least one face-to-face contact per month with the LABA. Face-to-face contact may occur in person or by videoconferencing, and may include small group interaction; and

(b) Visually observing the LABA with clients on a quarterly basis for at least one treatment session. Observation may occur in person or by videoconferencing.