N.Y. Comp. Codes R. & Regs. tit. 7, § 720.6
(c) Authorization for such correspondence must come from the involved superintendents or their designees.
(3) Transfer of inmates. When an inmate is transferred, his/her approval to correspond with other inmates will remain in effect. The guidance staff at the receiving facility will notify the correspondence unit of the names of inmates with approvals for inmate-to-inmate correspondence.
(d) Denial and withdrawal of authorization.