TITLE 77: PUBLIC HEALTH
PART 890 ILLINOIS PLUMBING CODE
CHAPTER I: DEPARTMENT OF PUBLIC HEALTH
SECTION 890.1110 QUALITY OF WATER SUPPLY
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Section 890.1110  Quality of Water Supply

 

All premises intended for human habitation or occupancy shall be provided with a potable water supply.  The potable water supply shall not be connected to non-potable water and shall be protected from backflow and back siphonage.