N.Y. SCP Law § 1607

§ 1607. Ancillary letters of administration\n 1. Upon petition as provided in 1609 and upon proof that letters of\nadministration of the estate of a decedent have been issued by a\ncompetent court in the decedent's domicile or upon proof that under the\nlaw of that jurisdiction letters of administration are not granted but\nthat a person is acting in that jurisdiction to administer the\ndecedent's estate in accordance with the law thereof, the court may\nissue ancillary letters of administration. In a case where the court\nhas theretofore issued original or ancillary letters or there is pending\nbefore the court an application therefor, the court shall take such\nproceedings as justice requires.\n 2. The court shall issue ancillary letters of administration to the\nfollowing persons in the following order:\n (a) The person appointed administrator in the domiciliary\njurisdiction or the person acting in that jurisdiction to administer the\ndecedent's estate in accordance with the law thereof.\n (b) A person entitled to original letters of administration under\nthis act.\n 3. If no person named in any subparagraph of subdivision 2 is willing\nto qualify or to designate a person eligible to receive ancillary\nletters they shall issue to a person in the succeeding subparagraph of\nsuch subdivision who will qualify or to a person designated by him who\nis eligible to receive letters.\n