Texas Business and Commerce Code - BUS & COM § 8.509. Specification of Duties of Securities Intermediary by Other Statute or Regulation; Manner of Performance of Duties of Securities Intermediary and Exercise of Rights of Entitlement Holder

(a) If the substance of a duty imposed on a securities intermediary by Sections 8.504-8.508 is the subject of another statute, regulation, or rule, compliance with that statute, regulation, or rule satisfies the duty.

(b) To the extent that specific standards for the performance of the duties of a securities intermediary or the exercise of the rights of an entitlement holder are not specified by another statute, regulation, or rule or by agreement between the securities intermediary and the entitlement holder, the securities intermediary shall perform its duties and the entitlement holder shall exercise its rights in a commercially reasonable manner.

(c) The obligation of a securities intermediary to perform the duties imposed by Sections 8.504-8.508 is subject to:

(d) Sections 8.504-8.508 do not require a securities intermediary to take any action that is prohibited by another statute, regulation, or rule.