Texas Property Code - PROP § 64.061. Attachment, Perfection, and Priority of Assignee's Security Interest in Proceeds

(a) An assignee's security interest in rents attaches to identifiable proceeds.

(b) If an assignee's security interest in rents is perfected, the assignee's security interest in identifiable cash proceeds is perfected.

(c) Except as provided by Subsection (b), the provisions of Chapter 9, Business & Commerce Code, or the comparable Uniform Commercial Code provisions of another applicable jurisdiction, determine:

(d) For purposes of this chapter, cash proceeds are identifiable if they are maintained in a segregated deposit account or, if commingled with other funds, to the extent they can be identified by a method of tracing, including application of equitable principles, that is permitted under a law of this state other than this chapter with respect to commingled funds.