N.Y. Comp. Codes R. & Regs. tit. 22, § 524.6
An applicant who practices law temporarily in this State pursuant to this Part shall be subject to the New York Rules of Professional Conduct and to the disciplinary authority of this State in connection with such temporary practice to the same extent as if the applicant were admitted or authorized to practice in the State. A grievance committee may report complaints and evidence of a disciplinary violation against an applicant practicing temporarily pursuant to this Part to the department of the Appellate Division of the Supreme Court in which the applicant applied for authorization.