Requires backflow-prevention devices on water connections to protect the City's municipal drinking-water system from contamination; sets testing, inspection and enforcement obligations for property owners.
Water & sewer — Vaughan, Ontario
What are the water and sewer rules and rates?
The City of Vaughan, Ontario has 4 adopted bylaws on file: Backflow Prevention By-law 177-2020 (Consolidated); Sewer Use By-law; Sewer Use By-law 025-2024 (Consolidated); Water Usage By-law 024-2024 (Consolidated), verified 2026-08-29.
Official Vaughan wastewater services page for the Sewer Use By-law.
Sets rules for connecting to and discharging sewage, storm water and land drainage into the City's sewage works within the serviced area, including prohibited discharges and enforcement; replaced Sewer Use By-law 130-2022.
Regulates private connections to Vaughan's municipal water distribution system, meters and charges for water consumption, requires water-conservation practices, and prohibits actions that risk system integrity.