N.Y. General Business Law § 401: License required

§ 401. License required. 1. No person shall engage in the practice of

nail specialty, waxing, natural hair styling, esthetics or cosmetology,

as defined in section four hundred of this article, without having

received a license to engage in such practice in the manner prescribed

in this article. No person shall act as a trainee or perform any service

as such unless he or she has obtained a certificate of registration

pursuant to this article.

2. No person shall own, control or operate, whether as a sole

proprietor, partner, shareholder, officer, independent contractor or

other person, an appearance enhancement business without having received

a license for such business in the manner provided in this article.

3. A person licensed by any other state or country to practice nail

specialty, waxing, natural hair styling, esthetics or cosmetology shall

be allowed to practice in New York state for three months or less within

any calendar year for the purpose of giving to, or receiving from,

persons who are licensed under this article training in current styles,

techniques or materials, provided however, that no such unlicensed

person may provide services to the public for any fee, or other

compensation, whether direct or indirect.