(a)"disability" shall have the meaning assigned to it in clause (i) of section 2 of the Persons with Disabilities (Equal Opportunities, Protection of Rights and Full Participation) Act, 1995 (1 of 1996), and includes "autism", "cerebral palsy" and "multiple disabilities" referred to in clauses (a), (c) and (h) of section 2 of the National Trust for Welfare of Persons with Autism, Cerebral Palsy, Mental Retardation and Multiple Disabilities Act, 1999 (44 of 1999);