N.Y. Insurance Law § 1603
(a) A domestic insurer shall not acquire control of any other domestic insurer, whether by purchase of its securities or otherwise, unless:
(b) The superintendent shall disapprove such acquisition if the superintendent determines that the proposed acquisition is contrary to law or determines that such proposed acquisition would be contrary to the best interests of the parent insurer's policyholders or of the people of this state. Only the following factors shall be considered in making the foregoing determination: