1. (a) All cross-connection hazard assessments, inspections, and tests must be conducted by a certified cross-connection control specialist.
2. (b) A written report prepared by a certified cross-connection control specialist documenting the result of a hazard assessment, inspection, and test must be submitted to the local jurisdiction and the public water system within 30 days following the completion of the hazard assessment, inspection, and/or test.

3. (c) A cross-connection test pursuant to section 60704 shall be performed on the premises of an OTNWS when there is material reason to believe that the onsite potable water system separation from the onsite treated nonpotable water treatment and distribution system has been compromised. A material reason to believe that the separation between the two systems has been compromised may be based on, but is not limited to, any of the evidence gathered:

   1. (1) During a visual inspection performed pursuant to section 60702;
   2. (2) As a result of an inspection performed following complaints of water quality or flow conditions consistent with a compromised system; or
   3. (3) During a visual inspection that indicates that the OTNWS has been modified.

Note: Authority cited: Sections 13558 and 13558.1, Water Code; and Sections 116271 and 116350, Health and Safety Code. Reference: Sections 13558 and 13558.1, Water Code.

History

1. New section filed 4-22-2026; operative 4-22-2026 pursuant to Water Code section 13558(f) (Register 2026, No. 17).