N.Y. Work. Comp. Law § 231

§ 231. Subpoenas. A subpoena or a subpoena duces tecum may be signed\nand issued by the chairman, a member of the board, referee or such\nofficer as may be designated by the chairman. A subpoena or a subpoena\nduces tecum may also be signed and issued by any attorney and\ncounsellor-at-law appearing before the board on behalf of an employee or\nother party. A subpoena issued under this section shall be regulated by\nthe civil practice law and rules.\n