N.Y. Comp. Codes R. & Regs. tit. 9, § 7830.10
(b) No servicer shall enter into or offer to enter into a service agreement for a solar thermal system or component thereof unless he has the ability to perform all services described in such agreement in a timely manner by virtue of:
(c) No servicer shall enter into a service agreement unless such agreement is subscribed in writing by the servicer or his lawful agent and the customer or his lawful agent and includes or is accompanied by the following information: