N.Y. Abandoned Property Law § 1416
2. This section shall apply to any person, corporation, association, partnership or other entity which sells or offers to sell abandoned property location services for abandoned property delivered to the state and held by the state comptroller; provided, however, that this section shall not apply to a client's agreement with an attorney or accountant where:
3. No agreement for abandoned property location services pursuant to this chapter shall be valid unless such agreement:
(a) is: