If the owner of an on-site nonpotable water reuse system or rainwater collection and conveyance system elects to cease use of or fails to properly maintain such system, the system shall be abandoned and shall comply with the following:
- System piping connecting to a utility-provided water system shall be removed or disabled.
- The distribution piping system shall be replaced with an approved potable water supply piping system. Where an existing potable water pipe system is already in place, the fixtures shall be connected to the existing system.
- The storage tank shall be secured from accidental access by sealing or locking tank inlets and access points, or filled with sand or equivalent.