N.Y. Comp. Codes R. & Regs. tit. 14, § 507.7
(c) A local governmental unit which elects to participate in the expanded children's services program for children with serious emotional disturbance shall be responsible for the coordination of all such community based services within its defined geographical area. Such responsibilities shall include but not be limited to the following:
(1) Identification of essential services in the community based service system which shall include but not be limited to the following: