New York Codes, Rules and Regulations
Title 22 - JUDICIARY
Subtitle B - Courts
Chapter IV - Supreme Court
Subchapter A - First Judicial Department
Article 1 - Appellate Division
Subarticle A - Rules of Practice
Part 603 - Conduct Of Attorneys
Section 603.30 - Attorneys assigned by the court as counsel for a defendant in a criminal case

No attorney assigned by a court as counsel for a defendant in any criminal case shall in any manner demand, accept, receive or agree to accept or receive any payment, compensation, emolument, gratuity or reward, or any promise of payment, compensation, emolument, gratuity or reward or any money, property or thing of value or of personal advantage from such defendant or from any other person, except as expressly authorized by statute or by written order of the court duly entered upon its minutes.