Cal. Fin. Code § 1892

An international or foreign banking or financing corporation organized under the laws of the United States may convert into a state international or foreign banking or financing corporation with the approval of the commissioner which he or she shall not grant unless he or she is satisfied that such international or foreign banking or financing corporation organized under the laws of the United States meets all of the requirements set forth in this article for the establishment of a state international or foreign banking or financing corporation.