.Psychologists are Licensed Independent Providers who engage in professional and scientific work which relates to behavior, capacities, personality, interests, emotions and mental disorders. This work may include any of the following: providing professional clinical services, conducting research, carrying out education and training activities, carrying out program evaluation activities, clinical consultation, supervision and administration. Applicants pending the completion of educational or certification/licensure requirements may be referred and tentatively selected but may not be hired until all requirements are met. BASIC REQUIREMENTS. The basic requirements for employment as a VHA psychologist are prescribed by Public Law 96-151 codified in 38 U.S.C. § 7402. To qualify for appoin