N.Y. Comp. Codes R. & Regs. tit. 19, § 143-3.6
(a) The central filing office may refuse an XML document if:
(1) the XML document, as received by the central filing office:
(b) The central filing office shall provide an electronic notice to the remitter of a refused XML document, which notice shall contain an identification of the refused XML document and, when possible, an error code or other indication of the reason for the refusal. However, a remitter will not receive a refusal notice if: