N.Y. Comp. Codes R. & Regs. tit. 10, § 69-4.26
(a) Municipalities shall maintain an early intervention record for each child referred to the program which documents the performance of all activities required to be completed by early intervention officials or their designees on behalf of eligible children under article 25 of title II-A of the Public Health Law. The early intervention record shall be maintained in a confidential manner in accordance with section 69-4.17(c) of this Subpart. The early intervention record shall include the following:
(b) Agency and individual providers shall maintain Early Intervention Program records for each eligible child for whom the provider is authorized to deliver service coordination services, evaluations, and early intervention services. The early intervention record shall be maintained in a confidential manner in accordance with section 69-4.17(c) of this Subpart and shall document the performance of activities required to be completed by the provider on behalf of the child and family, including:
(13) any other documentation relevant to activities performed and services rendered related to the child's and family's participation in the Early Intervention Program.
(c)
(e) Early intervention records pertaining to a child and family shall be retained by all municipalities and agency and individual providers for a minimum of six years from the date that care, services, or supplies were provided to the child and family.
(2) All municipalities, except New York City, shall retain Early Intervention Program records, including but not limited to case record and screening, assessment, and referral records as follows: