(a) The local law of a bank's jurisdiction governs perfection, the effect of perfection or nonperfection, and the priority of a security interest in a deposit account maintained with that bank.
(b) Bank's jurisdiction. The following rules determine a bank's jurisdiction for purposes of this part:
(1) If an agreement between the bank and the debtor governing the deposit account expressly provides that a particular jurisdiction is the bank's jurisdiction for purposes of this part, this article, or the Uniform Commercial Code, that jurisdiction is the bank's jurisdiction.