For the purposes of this article.
"Reserve depositary" includes
(a) A Federal Reserve bank,
(b) A member of a Federal Reserve bank organized in a Federal Reserve district which includes all or any part of this State, which shall be approved by the commissioner as a reserve depositary,
(c) A bank which is not a member of the Federal Reserve System, but which shall be approved by the commissioner as a reserve depositary, and
(d) A member of a Federal Reserve bank organized in a Federal reserve district which does not include all or any part of this State; provided, such member is approved by the commissioner as a reserve depositary.