N.Y. Comp. Codes R. & Regs. tit. 11, § 410.3
(a) Health care plans shall provide insureds, and upon request, health care providers, with a copy of the standard description of the external appeal process developed jointly by the superintendent and commissioner, including a form and instructions for insureds to request an external appeal. The standard description, request form and instructions for the external appeal process developed jointly by the superintendent and commissioner shall include, but not be limited to:
(2) a description of the eligibility criteria for an external appeal pursuant to section 4910 of the Insurance Law and Public Health Law and the following: