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Ontario · O. Reg. 525/98

APPROVAL EXEMPTIONS

Under the Ontario Water Resources Act

Current version date September 1, 2026 · official source text · watch this law (RSS)

Energy & Environment

Change history

Ontario · AmendedDate recorded September 1, 2026

Ontario expands approval exemptions for sewer work, stormwater systems, and construction dewatering

Several categories of sewage and stormwater works no longer require Director approval under the Ontario Water Resources Act. The terms 'sanitary sewer' and 'storm sewer' now explicitly replace the generic word 'sewer'…

O. Reg. 525/98Construction & Real EstateEnergy & EnvironmentMunicipal & Land Use+9 / −18 lines
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Ontario e-LawsJustice Laws (federal)Ontario Gazette

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Ontario text reproduced from e-Laws, © King's Printer for Ontario, 2026. Federal text reproduced from the Justice Laws website under the Reproduction of Federal Law Order (SI/97-5). This site is not an official version of any law, and nothing here is legal advice.

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