N.Y. Gen. Bus. Law § 191
Whenever used in this article: "employer fee paid employment agency" means any person who on behalf of employers procures or attempts to procure employees for "Class B" employment (as defined in section one hundred eighty-five of this article) and who in no instance charges a fee directly, or indirectly, to persons seeking such employment even though a fee may be charged to employers seeking the services of such employees, and who engages in no activity constituting the operation of an employment agency as defined in section one hundred seventy-one of this chapter and who in no instance enters into any arrangement through which the employer fee paid employment agency receives remuneration or any other thing of value from any person, firm or corporation which collects fees from applicants.
N.Y. Gen. Bus. Law § 191