204.04 Survey And Investigations
   A.   The Consumer's Premises shall be open at all reasonable times to the Water Purveyor, for the conduction of surveys and investigations of water use practices within the Consumer's Premises.
   B.   On request by the Water Purveyor, the Consumer shall furnish information regarding the piping system or water use within the Consumer's Premises. The Consumer's Premise shall be open at all reasonable times to the Water Purveyor for the verification of information submitted.
   C.   Paragraph (A) of this section does not relieve the Consumer of the responsibility for conducting, or causing to be conducted, periodic surveys of water use practices on his Premises to determine whether there are actual or potential Cross-Connections in the Consumer Water System through which contaminants or pollutants could Backflow into the Consumer's or the public potable water system.
   D.   It is the responsibility of the Consumer to prevent Backflow in the public water system by ensuring that:
      1.   All Cross-Connections shall be approved, removed or protected to the satisfaction of the Water Purveyor; and
      2.   Backflow Prevention Devices shall be installed and maintained in accordance with these Rules and Regulations.