La. R.S. 13:2500.2

In all prosecutions in the Municipal and Traffic Court of New Orleans, including all traffic violations other than parking, there may be assessed as additional costs against every defendant for every offense who is convicted after trial or plea of guilty or nolo contendere or who forfeits his bond, a sum not to exceed thirty dollars, which shall be in addition to all other fines, costs, or forfeitures lawfully imposed and which shall be transmitted to the consolidated judicial expense fund of the Municipal and Traffic Court of New Orleans to be used by the court to defray its expenses.