Tex. Government Code § 74.046

(a) A presiding judge shall:

(1) ensure the promulgation of regional rules of administration within policies and guidelines set by the supreme court;

(2) advise local judges on case flow management and auxiliary court services;

(3) recommend to the chief justice of the supreme court any needs for judicial assignments from outside the region;

(4) recommend to the supreme court any changes in the organization, jurisdiction, operation, or procedures of the region necessary or desirable for the improvement of the administration of justice;

(5) act for a local administrative judge when the local administrative judge does not perform the duties required by Subchapter D;

(6) implement and execute any rules adopted by the supreme court under this chapter;

(7) provide the supreme court or the office of court administration statistical information requested; and

(8) perform the duties assigned by the chief justice of the supreme court.

(b) A presiding judge may appoint a judicial mentor or arrange for additional administrative personnel to be assigned to a court identified by the Office of Court Administration of the Texas Judicial System as needing additional assistance under Section 72.024(b-1). A former or retired judge or justice assigned as a judicial mentor under this subsection is entitled to the same salary, compensation, and expenses under Section 74.061 that the judge or justice would be entitled to if the judge or justice had been assigned under this chapter to serve as the judge of a trial court in the administrative judicial region of the court to which the judge or justice is assigned as a judicial mentor.