When granted permission to visit a sick relative or to attend a funeral of a member of his immediate family, the inmate shall appear in civilian clothes. When appearing in court he shall appear in the prescribed uniform of the institution unless otherwise ordered by the court, or unless the warden has reasonable grounds for believing that the inmate may be discharged from custody as a result of his appearance in court, in which case he shall appear in civilian clothes.
N.Y. Comp. Codes R. & Regs. Tit. 7 § 52.20