N.Y. Jud. Law § 258

§ 258. Powers and duties of deputy clerks of court of appeals. 1.\nBefore entering upon his duties, the deputy clerk of the court of\nappeals must subscribe, and file in the clerk's office, the\nconstitutional oath of office.\n 2. While the clerk is absent from his office, or from the sitting of\nthe court, or the office of clerk is vacant, the deputy clerk has all\nthe powers and is subject to all the duties of the clerk.\n 3. The special deputy clerk possesses, in the absence of the clerk,\nand the deputy clerk, the same power and authority as the clerk, at any\nsitting of the court which he attends, with respect to the business\ntransacted thereat.\n