(1) The alien insurer shall create the trusteed assets required by this chapter under a written trust agreement between the insurer and the trustee, consistent with the provisions of this chapter, and in such form and manner as the commissioner may designate or approve.

(2) The agreement is effective when filed with and approved in writing by the commissioner. The commissioner shall not approve any trust agreement not found to be in compliance with state or federal law or the terms of which do not in fact provide reasonably adequate protection for the insurer's policyholders or creditors, or both, in the United States.