N.Y. C.P.L.R. 4406

Rule 4406. Single post-trial motion. In addition to motions made\norally immediately after decision, verdict or discharge of the jury,\nthere shall be only one motion under this article with respect to any\ndecision by a court, or to a verdict on issues triable of right by a\njury; and each party shall raise by the motion or by demand under rule\n2215 every ground for post-trial relief then available to him.\n