N.Y. Correct. Law § 261

§ 261. Subpoena on application for executive clemency. The governor\nshall have the power in any matter pertaining to an application for\nclemency, to issue a subpoena to compel the attendance of a person\nbefore him at a time and place designated in said subpoena; and he shall\nalso have the power to compel the production of any book, paper or\nwriting by a subpoena duces tecum, directed to a person in whose custody\neither may be, at a time and place designated in said subpoena. But the\nprovisions of this article shall not apply to any book, paper or writing\nfiled in any office of record in any civil division of this state.\n