N.Y. Comp. Codes R. & Regs. tit. 8 § 304.3
The chief administrative officer of each college is authorized to approve the employment of a retired person in the professional service at such college, and shall report such approval of employment to the chancellor. The chancellor may require submission by a college of applications for such re-employment for his approval when he deems it in the best interest of the State University. The chancellor or designee is authorized to approve employment of a retired person in the professional service by system administration, and to approve employment of a retired person as a chief administrative officer. Approval for the employment of retired persons shall be granted only when such approval would be in accordance with the several provisions and limitations of the act.
N.Y. Comp. Codes R. & Regs. Tit. 8 § 304.3