# 77 Ill. Adm. Code 890.1190: Section 890.1190 Water Supply Control Valves and Meter > Illinois · Regulations · In force URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1190 ## Section - **Citation:** 77 Ill. Adm. Code 890.1190 - **Heading:** Section 890.1190 Water Supply Control Valves and Meter - **Jurisdiction:** Illinois - **Kind:** Regulations - **Status:** In force - **Text as of:** August 14, 2026 - **Source:** Compiled text - **Location:** Illinois Administrative Code / Title 77 PUBLIC HEALTH / CHAPTER I: DEPARTMENT OF PUBLIC HEALTH / Part 890 ILLINOIS PLUMBING CODE / Section 890.1190 Water Supply Control Valves and Meter ## Text Section 890 Section 890.1190  Water Supply Control Valves and Meter a)         A full-port shut-off valve shall be located near the curb or property line and immediately inside the building, on the inlet and outlet side of the water meter.  When located underground, this valve shall be in a stop box or meter vault.  (See Appendix I.Illustration H.) b)         The utility meter may be installed outside in an accessible meter vault or within the building.  The meter shall have unions on the inlet and outlet openings.  A full-port valve with an open area at least that of the water service shall be provided for all meters and shall be provided with a drain valve installed on the discharge side of the meter valve when located inside of a building.  (See Appendix I.Illustrations H and I.) c)         Tank Controls.  Supply lines taken from pressure or gravity tanks shall be valved at or near their source. d)         Water Heating Equipment.  A shut-off valve shall be provided in the cold water branch within 5 developed feet of each water storage tank or each water heater and located in the same room. e)         Separate Controls for Each Family Unit.  In multiple family dwellings, the water service or water distribution pipe to each family unit shall be controlled by an arrangement of line valves that permits each group of fixtures and each individual fixture to be shut off without interference with the water supply to any other family unit or portion of the building.  The location of these valves shall be uniform in each family unit of a multiple family dwelling.  (See Appendix I.Illustration J.) f)         Buildings Other Than Dwellings.  In all buildings other than dwellings and health care facilities as specified in subsection (g), line valves shall be installed to permit the water supply to all equipment or fixtures in each separate room to be shut off without interfering with the water supply to any other room or portion of the building dwelling.  (See Appendix I.Illustration J.) f)         Buildings Other Than Dwellings.  In all buildings other than dwellings and health care facilities as specified in subsection (g), line valves shall be installed to permit the water supply to all equipment or fixtures in each separate room to be shut off without interfering with the water supply to any other room or portion of the building. For plumbing equipment or fixtures that are installed back-to-back in adjacent rooms, e.g., in adjacent restrooms, a common line valve may be used to shut off the water supply to the back-to-back fixtures in no more than two adjacent rooms. (See Appendix I.Illustration K.) g)         Health Care Facilities.  In the residence rooms of health care facilities, the water distribution pipe to each resident unit shall be controlled by an arrangement of line valves that permits each group of fixtures, and each individual fixture, to be shut off without interference with the water supply to any other unit or portion of the building. ## Nearby sections - [77 Ill. Adm. Code 890.1110 Section 890.1110 Quality of Water Supply](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1110.md) - [77 Ill. Adm. Code 890.1120 Section 890.1120 Color Code](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1120.md) - [77 Ill. Adm. 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Code 890.1180 Section 890.1180 Flushing/Disinfection of Potable Water System](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1180.md) - [77 Ill. Adm. Code 890.1190 Section 890.1190 Water Supply Control Valves and Meter](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1190.md) - [77 Ill. Adm. Code 890.1200 Section 890.1200 Water Service Sizing](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1200.md) - [77 Ill. Adm. Code 890.1210 Section 890.1210 Design of a Building Water Distribution System](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1210.md) - [77 Ill. Adm. Code 890.1220 Section 890.1220 Hot Water Supply and Distribution](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1220.md) - [77 Ill. Adm. Code 890.1230 Section 890.1230 Safety Devices](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1230.md) - [77 Ill. Adm. Code 890.1240 Section 890.1240 Miscellaneous](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1240.md) --- Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_1190. Check the current official text before relying on it. Not legal advice.