D.C. Mun. Regs. tit. 5-A, § 3108
3108.1 A child must be a resident of the District of Columbia in order to receive Part C early intervention services from the District of Columbia.
3108.2 A child is a resident of the District of Columbia if the child:
3108.3 Until § 3108.4 takes effect, pursuant to Part C IDEA regulations at 34 CFR §§ 303.21 and 303.111, a child is eligible for District of Columbia Part C early intervention services if the child is between the age of birth and their third (3rd) birthday and any of the following apply:
(a) The child demonstrates a delay of fifty (50%) percent, using appropriate diagnostic instruments and procedures, in one (1) of the following developmental areas:
(b) The child is diagnosed as having a physical or mental condition that has a high probability of resulting in developmental delay, including 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.
(c) In addition to the above criteria, effective July 1, 2013, the child demonstrates a delay of twenty-five percent (25%), using appropriate diagnostic instruments
and procedures, in two (2) or more of the following developmental areas:
(1) Physical development, including vision or hearing;
(2) Cognitive development;
(3) Communication development;
(4) Social or emotional development;
(5) Adaptive development
3108.4 Beginning July 1, 2018, a child is eligible for District of Columbia Part C early intervention services if the child is between the age of birth and their third (3rd) birthday and any of the following apply:
(a) The child demonstrates a delay of twenty-five percent (25%), using appropriate diagnostic instruments and procedures, in one (1) of the following developmental areas:
(1) Physical development, including vision or hearing;
(2) Cognitive development;
(3) Communication development;
(4) Social or emotional development; or
(5) Adaptive development; or
(b) The child is diagnosed as having a physical or mental condition that has a high probability of resulting in developmental delay, including 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.
SOURCE: Final Rulemaking published at 60 DCR 5614 (April 12, 2013); as amended by Final Rulemaking published at 65 DCR 7392 (July 13, 2018).