La. Stat. tit. 13 § 2151.1
The judges of the city courts of New Orleans may act for and in the stead of one another, whenever the judge having jurisdiction of any cause pending in his court shall be recused or is absent due to illness, or for any other cause or cannot act. The acting judge may grant any and all orders and render any and all judgments or decrees that might be granted or rendered by the judge if present and acting.
In addition to performing his duties as judge of the Second City Court, the judge of that court shall also act as Judge of the First City Court of New Orleans, which court shall be designated as Section D of the First City Court of New Orleans.
The Judge of the Second City Court of New Orleans shall preside over Section D under rules prescribed by Judges of the first and second city courts of New Orleans.
The salary of the Judge of the Second City Court of New Orleans, while presiding over said Section D of the First City Court shall be the same as, and payable from the same sources as that of the Judges of the First City Court.
La. R.S. § 13:2151.1