PUBLIC LAW 102-569—OCT. 29, 1992 106 STAT. 4351 "(ii) to the extent additional data is necessary to make such determination and assignment, a preliminary assessment of such data (including the provision of goods and services during such assessment); "(B) to the extent additional data is necessary, a com- prehensive assessment (including the administration of the assessment) of the unique strengths, resources, priorities, interests, and needs, including the need for supported employ- ment, of an eligible individual to make a determination of the goals, objectives, nature, and scope of vocational rehabilita- tion services to be included in the individualized written rehabilitation program of the individual, which comprehensive assessment— "(i) is limited to information that is necessary to iden- tify the rehabilitation needs of the individual and to develop the rehabilitation program of the individual; "(ii) uses, as a primary source of such information, to the maximum extent possible and appropriate and in accordance with confidentiality requirements— "(I) existing information; and "(II) such information as can be provided by the individual and, where appropriate, by the family of the individual; "(iii) may include, to the degree needed to make such a determination, an assessment of the personality, interests, interpersonal skills, intelligence and related func- tional capacities, educational achievements, work experi- ence, vocational aptitudes, personal and social adjustments, and employment opportunities of the individual, and the medical, psychiatric, psychological, and other pertinent vocational, educational, cultural, social, recreational, and environmental factors, that affect the employment and rehabilitation needs of the individual; and "(iv) may include an appraisal of the patterns of work behavior of the individual and services needed for the individual to acquire occupational skills, and to develop work attitudes, work habits, work tolerance, and social and behavior patterns necessary for successful job perform- ance, including the utilization of work in real job situations to assess and develop the capacities of the individual to perform adequately in a work environment; and "(C)(i) referral; "(ii) where appropriate, the provision of rehabilitation tech- nology services to an individual with a disability to assess and develop the capacities of the individual to perform in a work environment; and "(iii)(I) the provision of vocational rehabilitation services to an individual for a total period not in excess of 18 months for the limited purpose of making determinations regarding whether an individual is eligible lor vocational rehabilitation services and regarding the nature and scope of vocational rehabilitation services needed for such individual; and "(II) an assessment at least once in every 90-day period during which such services are provided, of the results of the provision of such services to an individual to ascertain whether any of the determinations described in subclause (I) may be made.