Many tests and materials sold by PAR are available only to those professionals who are appropriately trained to administer, score, and interpret psychological tests. Eligibility to purchase restricted materials is determined on the basis of training, education, and experience. Here's a quick tutorial on our qualification levels and what you need to do to make sure your credentials are up-to-date. Qualification Level: A No special qualifications are required, although the range of products eligible for purchase is limited. Qualification Level: B A degree from an accredited 4-year college or university in psychology, counseling, speech-language pathology, or a closely related field plus satisfactory completion of coursework in test interpretation, psychometrics and measurement theory, educational statistics, or a closely related area; or license or certification from an agency that requires appropriate training and experience in the ethical and competent use of psychological tests. Certain healthcare providers may be eligible to purchase selected B and C level instruments within their area of expertise. Qualification Level: C All qualifications for Level B plus an advanced professional degree that provides appropriate training in the administration and interpretation of psychological tests, or license or certification from an agency that requires appropriate training and experience in the ethical and competent use of psychological tests. Certain healthcare providers may be eligible to purchase selected B and C level instruments within their area of expertise. Qualification Level: S A degree, certificate, or license to practice in a healthcare profession or occupation, including (but not limited to) the following: medicine, neurology, nursing, occupational therapy and other allied healthcare professions, physician's assistants, psychiatry, social work; plus appropriate training and experience in the ethical administration, scoring, and interpretation of clinical behavioral assessment instruments. Any PAR Customer already qualified to purchase a B or C level product is also qualified to purchase an S level product. To establish your Qualification Level, you can either download a PAR Customer Qualification Form (you will need Adobe Acrobat to view and print the form for submission to PAR), or you can complete the Registration and Qualification process online (see Registration Help for details).