4.5. Segregated plumbing system attestation: For a building referred to in subparagraph b.1 of the first paragraph of section 2, the owner must, within 30 days after the end of construction of the building, provide the municipality with a written statement signed by a professional within the meaning of section 1 of the Professional Code (chapter C-26) whose order governs the practice of that professional activity attesting that the plumbing system allows waste water to be segregated such that only domestic waste water, grey water or toilet effluent is carried to the domestic waste water discharge, collection or disposal system. That requirement also applies to all plumbing work creating waste water segregation in an isolated dwelling or an existing building referred to in section 2 as well as to all work altering existing plumbing allowing waste water to be segregated.
1156-2020O.C. 1156-2020, s. 161.