N.Y. Civ. Rights Law § 67-a

§ 67-a. Order. If the court to which the petition is presented is\nsatisfied thereby, or by the affidavit and certificate presented\ntherewith, that the petition is true, and that there is no reasonable\nobjection to the change of sex designation proposed, and if the petition\nis to change the sex designation of an infant, that the interests of the\ninfant will be substantially promoted by the change, the court shall\nmake an order authorizing the petitioner to assume the sex designation\nproposed.\n