The statute does not extend to vacatur or modification of the arbitration award on the sole ground that the arbitrators exceeded their authority by granting relief that was not specifically demanded in defendant's statement of claim.
Practice point: The language of arbitration demands is not subject to the strict standards of construction applicable to formal court pleadings.
Chef Chloe, LLC v. Wasser, NY Slip Op 00571 (1st Dep't January 29, 2019)
Here is the decision.