N.Y. Comp. Codes R. & Regs. tit. 20, § 55.2
(a) A system for the central handling of securities, as described in paragraph (j) of subdivision 5 of section 270 of the Tax Law, wishing to appoint a nominee to act on its behalf in pursuance of the provisions of such paragraph shall file with the commissioner a written statement setting forth the following:
(6) a description of how the system intends to operate, including the type of depositors presently contemplated.
(b)