Utah Code § 70A-9a-314: Perfection by control.

(1) A security interest in controllable accounts, controllable electronic records, controllable payment intangibles, deposit accounts, electronic documents, electronic money, investment property, or letter-of-credit rights may be perfected by control of the collateral under Section 70A-7a-106, 70A-9a-104, 70A-9a-105.1, 70A-9a-106, 70A-9a-107, or 70A-9a-107.1.

(2) A security interest in controllable accounts, controllable electronic records, controllable payment intangibles, deposit accounts, electronic documents, electronic money, or letter-of-credit rights is perfected by control under Section 70A-7a-106, 70A-9a-104, 70A-9a-105.1, 70A-9a-107, or 70A-9a-107.1 not earlier than the time the secured party obtains control and remains perfected by control only while the secured party retains control.

(3) A security interest in investment property is perfected by control under Section 70A-9a-106 not earlier than the time the secured party obtains control and remains perfected by control until:

(a) the secured party does not have control; and

(b) one of the following occurs:

(i) if the collateral is a certificated security, the debtor has or acquires possession of the security certificate;

(ii) if the collateral is an uncertificated security, the issuer has registered or registers the debtor as the registered owner; or

(iii) if the collateral is a security entitlement, the debtor is or becomes the entitlement holder.