Autism is a developmental disability significantly affecting verbal and nonverbal communication and social interaction, generally evident before age three that adversely affects a child's educational performance. Other characteristics often associated with autism are engagement in repetitive activities and stereotyped movements, resistance to environmental change or change in daily routines, and unusual responses to sensory experiences.

A student with autism is one who has been determined to meet the criteria for autism. Students with Pervasive Developmental Disorders (PDD) are included under this category. The team's written report of evaluation shall include specific recommendations for behavioral interventions and strategies.