La. Stat. tit. 33 § 9129
Notwithstanding the provisions of any other law to the contrary, the Jefferson Parish Communication District shall be governed by the provisions of this Part, the Jefferson Parish Charter, and the ordinances adopted thereunder; and in cases of conflict between these said provisions and any other law of the state dealing with communication districts and E911 services, the provisions of this Part, the Jefferson Parish Charter, and the ordinances adopted thereunder shall prevail. Notwithstanding any provision of this Part to the contrary, the Jefferson Parish Council may adopt by ordinance or resolution, in whole or in part, the provisions of Part I of this Chapter for the use, benefit, operation, and enhancement of the Jefferson Parish Communication District.
La. R.S. § 33:9129