# 77 Ill. Adm. Code 890.110: Section 890.110 Applicability

> Illinois · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_110

## Section

- **Citation:** 77 Ill. Adm. Code 890.110
- **Heading:** Section 890.110 Applicability
- **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 890.110 Applicability

## Text

Section 890
Section 890.110  Applicability
a)         The
rules in this Part govern the design and installation of new plumbing or
plumbing systems and the alteration of plumbing systems.  They apply to all new
construction and any remodeling or renovation that alters, renovates or
replaces existing plumbing or plumbing systems.
b)         The
rules in this Part do not apply to existing buildings unless the plumbing or
plumbing system is being altered, the building use is being changed or the
existing plumbing creates a health or safety hazard.
c)         If an
existing building is changed from one use to another or from one classification
to another, as provided in Appendix A.Table B, it shall be treated as a new
building and shall comply with the requirements of this Part for its new use or
occupancy.
d)         Regardless
of the age of the building, where a health or safety hazard exists because of
an existing plumbing installation or lack thereof, the owner or his or her agent
shall install additional plumbing or make corrections as may be necessary to
abate the hazard or violation of this Part.

## Nearby sections

- [77 Ill. Adm. Code 890.110 Section 890.110  Applicability](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_110.md)
- [77 Ill. Adm. Code 890.120 Section 890.120  Definitions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_120.md)
- [77 Ill. Adm. Code 890.130 Section 890.130  Incorporated and Referenced Materials](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_130.md)
- [77 Ill. Adm. Code 890.140 Section 890.140  Compliance with this Part](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_140.md)
- [77 Ill. Adm. Code 890.150 Section 890.150  Workmanship](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_150.md)
- [77 Ill. Adm. Code 890.160 Section 890.160  Used Plumbing Material, Equipment, Fixtures](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_160.md)
- [77 Ill. Adm. Code 890.170 Section 890.170  Sewer and/or Water Required](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_170.md)
- [77 Ill. Adm. Code 890.180 Section 890.180  Sewer and Water Pipe Installation](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_180.md)
- [77 Ill. Adm. Code 890.190 Section 890.190  Piping Measurements](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_190.md)
- [77 Ill. Adm. Code 890.200 Section 890.200  Operation of Plumbing Equipment](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_200.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T77_P890_S890_110. Check the current official text before relying on it. Not legal advice.