New York Consolidated Laws, Labor Law - LAB § 952. Licensing and compliance requirements

(a) to engage in the business of elevator and conveyance work, or accessibility lift work, or hold themselves out as an elevator contractor, or both, unless such person or business has a valid elevator contractor's license;  or

(b) to engage in the business of elevator and conveyance inspections, or hold themselves out as an elevator inspection contractor, or both unless such person or business has a valid elevator inspection contractor's license;  or

(c) any combination of the above.

(a) to engage in elevator and conveyance work, or to hold themselves out as an elevator mechanic, or both, unless such person has a valid elevator mechanic's license and works for a licensed elevator contractor or a public entity;  or

(b) to engage in accessibility lift work, or to hold themselves out as accessibility lift technicians, or both, unless such person has a valid accessibility lift technician's license and works for a licensed elevator contractor or a public entity;  or

(c) to engage in elevator and conveyance inspections, or to hold themselves out as an elevator inspector, or both, unless such person holds an elevator inspector's license and works for a licensed elevator inspection contractor or a public entity;  or

(d) any combination of the above, provided, however, that the installation of branch circuits and wiring terminations for machine room and pit lighting, receptacles and HVAC as described in the NFPA National Electric Code 620.23 and 620.24 as well as fire and heat detectors and alarms, may be performed by a licensed electrical contractor.