N.Y. Veh. & Traf. Law § 204

Current trhough 2023 NY Law Chapter 134
Section 204 - Subpoenaing hearing referees

No officer or employee of the department of motor vehicles who has conducted a hearing concerning an owner or operator of a motor vehicle or motorcycle shall be required to appear in any court as a witness in a civil action in which such owner or operator is a party except pursuant to a subpoena signed by a judge of a court of record, or a judge of the court in which the action is pending, issued upon an application to such judge after, at least, one day's notice to the commissioner or a deputy commissioner of motor vehicles.

N.Y. Veh. and Traf. Law § 204