A. The town shall require inspection, testing, maintenance, and repairs and replacement of all backflow prevention assemblies and methods, and of all required installations within the responsible party's plumbing system in the cases where containment assemblies and/or methods cannot be installed. All costs for design, installation, maintenance, testing and as needed repair and replacement are to be borne by the responsible party.

B. The responsible party shall have a certified cross-connection control technician inspect, at the responsible party's sole expense, all backflow prevention devices or methods upon installation and at least annually, thereafter.

C. The responsible party shall have a certified cross-connection control technician inspect, at the responsible party's sole expense, any backflow prevention device or method that is nontestable at least once annually.

D. Within one hundred twenty (120) days of a failed test, the backflow prevention devices shall be repaired and retested or replaced and tested at the expense of the owner. If not properly repaired and retested or replaced and tested within one hundred twenty (120) days of a failed test, the town has the authority to complete one (1) of the following actions: