The marriage and family therapy, professional counseling, and social work examining board and the psychology examining board shall jointly promulgate rules that specify the different levels of psychometric testing that an individual who is certified or licensed under this chapter is qualified to perform. Such rules shall be consistent with the guidelines of the American Psychological Association, or other nationally recognized guidelines, for performing psychometric testing. A certificate holder or licensee may not engage in psychometric testing except as provided under the rules promulgated under this section.