Wyo. Stat. § 34.1-9-327: Priority of security interests in deposit account.

(a) The following rules govern priority among conflicting security interests in the same deposit account:

(i) A security interest held by a secured party having control of the deposit account under section 34.1-9-104 has priority over a conflicting security interest held by a secured party that does not have control;

(ii) Except as otherwise provided in paragraphs (iii) and (iv), security interests perfected by control under section 34.1-9-314 rank according to priority in time of obtaining control;

(iii) Except as otherwise provided in paragraph (iv), a security interest held by the bank with which the deposit account is maintained has priority over a conflicting security interest held by another secured party;

(iv) A security interest perfected by control under section 34.1-9-104(a)(iii) has priority over a security interest held by the bank with which the deposit account is maintained.