Infant or toddler with a disability
(a) Infant or toddler with a disability means an individual under three years of age who needs early intervention services because the individual (1) Is experiencing a developmental delay, as measured by appropriate diagnostic instruments and procedures, in one or more of the following areas: (i) Cognitive development. (ii) Physical development, including vision and hearing. (iii) Communication development. (iv) Social or emotional development. (v) Adaptive development; or (2) Has a diagnosed physical or mental condition that (i) Has a high probability of resulting in developmental delay; and (ii) Includes conditions such as chromosomal abnormalities; genetic or congenital disorders; sensory impairments; inborn errors of metabolism; disorders reflecting disturbance of the development of the nervous system; congenital infections; severe attachment disorders; and disorders secondary to exposure to toxic substances, including fetal alcohol syndrome.