N.Y. Comp. Codes R. & Regs. tit. 2, § 201.1
(2) Subsidiary shall mean a corporate body or company:
(ii) having a majority of its directors, trustees or members in common with the directors, trustees or members of a public authority or other public corporation covered by this Part or as designees of a public authority or other public corporation covered by this Part.
(b) Scope.
This Part applies to all public authorities and other public corporations created by or existing under any law of the State of New York, including any and all affiliates and subsidiaries of such public authorities or public corporations, other than:
(a) Purpose.
The purpose of this Part is to set forth the accounting, reporting and supervision requirements for all public authorities and other public corporations covered by this Part. The following terms are defined as follows for the purposes of this Part: