La. Stat. tit. 13 § 2563.16
When the offense occurred within the territorial limits of the municipalities of Donaldsonville, Gonzales or Sorrento, the chief law enforcement officer or his assistant of the particular municipality wherein the offense occurred shall collect all fines, forfeitures, penalties, and costs imposed by the court. When the offense occurred outside the territorial limits of said municipalities, the sheriff or his deputy shall collect all fines, forfeitures, penalties, and costs imposed by the court. All funds so collected, excluding costs, shall be paid into the general fund of the particular municipality when the offense occurred within the municipality of Donaldsonville, Gonzales or Sorrento, as the case may be, and all such funds, excluding cost, shall be paid into the general fund of the parish when the offense occurred outside the territorial limits of said municipalities.
With respect to such funds, excluding costs, collected for offenses which occurred outside the territorial limits of said municipalities, the sheriff shall deduct and dispose of a commission in the same manner, for the same purposes and in the same amount as is provided by law with respect to fines, forfeitures and penalties imposed in the district court.
La. R.S. § 13:2563.16