A. The district shall have the authority to plan, adjust, and relocate sewerage and water systems within the district.
B. The district shall have sole authority to franchise, on an exclusive or nonexclusive basis, construction or operation of sewerage and water systems in the district. Existing franchise agreements shall remain in force and shall comply with provisions of existing franchise agreements. The district shall be responsible for the monitoring, enforcement, and supervision of all existing and future franchise agreements relative to sewerage and water systems. Nothing in this Section shall be construed to conflict with the powers of the Louisiana Public Service Commission. Existing public, nonprofit, and not-for-profit sewerage and water districts shall comply with all parish ordinances and regulations and with rules and regulations adopted by the commission relative to sewerage and water systems.