(1) The department shall have the authority, on its own motion or upon complaint made to it, to investigate or audit any school to determine compliance with chapter 18.85 RCW and with the rules and regulations of this chapter.

(2) Complaints concerning approved schools should be made in writing to the department.

(3) All approved schools shall be subject to periodic visits by an official representative for the department who may observe classroom and distance education activities, evaluate course content, exams and instructor proficiency to ensure that courses are being taught in accordance with the provisions of this chapter.