§ 52.22 WATER CONSUMER TO ARRANGE SURVEYS AND TO PREVENT BACKFLOW.
   (A)   It shall be the responsibility of the water consumer to arrange periodic surveys of water use practices on his or her premises to determine whether there are actual or potential cross-connections to his or her water system through which contaminants or pollutants could backflow into his or her private or the public potable water system. All cross-connection control or other plumbing inspections must be conducted in accordance with 225 ILCS 320/3(1).
   (B)   It is the responsibility of the water consumer to prevent backflow into the public water system by ensuring that:
      (1)   All cross-connections are removed; or approved cross-connection control devices are installed for control of backflow and back-siphonage;
      (2)   Cross-connection control devices shall be installed in accordance with the manufacturer’s instructions; and
      (3)   Cross-connection control devices shall be inspected at the time of installation and at least annually by a person approved by the Agency as a cross-connection control device inspector. The inspection of mechanical devices shall include physical testing in accordance with the manufacturer’s instructions.