La. R.S. 13:2487.25

Except as otherwise provided by special laws, the clerk of court of the city court or the marshal, as designated by the city judge, shall collect all fines, forfeitures, penalties and costs, and all funds so collected by them, excluding costs, shall be paid into the city treasury for the city of Slidell when the prosecution is on behalf of the city, and into the parish treasury when the prosecution is on behalf of the state or parish.