N.Y. GBS Law § 69-Z

§ 69-z. Applicability. 1. The provisions of this article shall not be\nconstrued to limit in any way the authority of a city with a population\nof one million or more to enact, implement and continue to enforce local\nlaws and regulations governing home improvement contractors and their\nagents or employees that were in effect prior to the effective date of\nthis article, or to enact, implement and enforce any amendments thereto\nafter the effective date of this article.\n 2. The provisions of this article shall govern notwithstanding any\nother law to the contrary; provided, however, that local law shall\ngovern with respect to inspection of fire alarms by a fire marshall or\nany other person designated under such local law; and provided, further,\nthat this article shall not be held to invalidate any provision of the\nlaws of this state or any subdivision thereof unless there is a direct\nconflict between the provision of this article and the provision of such\nlaw or unless such law is duplicative of this article, in which case\nthis article shall prevail, except as provided otherwise in subdivision\none of this section. Except as provided in subdivision one of this\nsection, no local law shall require any fee or license for the\ninstallation, servicing or maintaining of security or fire alarm\nsystems, except that which is provided pursuant to this article.\n