Tex. Government Code § 74.253

(a) On the motion of a party in a case, or on the court's own motion, the judge of the court in which the case is pending shall review the case and determine whether, under rules adopted by the supreme court under Section 74.252, the case will require additional resources to ensure efficient judicial management. The judge is not required to conduct an evidentiary hearing for purposes of making the determination but may, in the judge's discretion, direct the attorneys for the parties to the case and the parties to appear before the judge for a conference to provide information to assist the judge in making the determination.

(b) On determining that a case will require additional resources as provided by Subsection (a), the judge shall:

(1) notify the presiding judge of the administrative judicial region in which the court is located about the case; and

(2) request any specific additional resources that are needed, including the assignment of a judge under this chapter.

(c) If the presiding judge of the administrative judicial region agrees that, in accordance with the rules adopted by the supreme court under Section 74.252, the case will require additional resources to ensure efficient judicial management, the presiding judge shall:

(1) use resources previously allotted to the presiding judge; or

(2) submit a request for specific additional resources to the judicial committee for additional resources.