# Amendment of Municipal Code Section 18-29-309 to require all plumbing systems erected in City of Chicago to include backflow mitigation valve

- Record number: **O2026-0024920**
- Type: Ordinance; category: Municipal Code Amendments
- Status: In Committee
- Sponsor: [Raymond A. Lopez](https://www.chicagopolitics.org/ward/15) (15th Ward)
- Committee: [Committee on Zoning, Landmarks and Building Standards](https://www.chicagopolitics.org/committee/zoning-landmarks-and-building-standards)
- Submitted Date: Apr 15, 2026
- Introduction Date: Apr 15, 2026
- Official record: [Office of the City Clerk](https://chicityclerkelms.chicago.gov/Matter/?matterId=47BF98D6-ED38-F111-88B3-001DD8033B18)

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Source: https://www.chicagopolitics.org/matter/47BF98D6-ED38-F111-88B3-001DD8033B18 · Chicago Politics, an independent, nonpartisan tracker of the Chicago City Council. Guide for agents: https://www.chicagopolitics.org/llms.txt