Q-2, r. 22 - Regulation respecting waste water disposal systems for isolated dwellings

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87.13. Tertiary treatment system: The systems designed to dispose of domestic waste water, grey water or toilet effluents or the effluent of a primary or secondary treatment system, of a standard sand-filter bed or of an advanced secondary treatment system in compliance with the effluent discharge standards in section 87.18, constitute a tertiary treatment system with phosphorous removal, a tertiary treatment system with disinfection or a tertiary treatment system with phosphorous removal and disinfection.
O.C. 786-2000, s. 69; O.C. 1156-2020, s. 59.
87.13. Tertiary treatment system: The systems designed to dispose of waste water, grey water or toilet effluents or the effluent of a primary or secondary treatment system, of a standard sand-filter bed or of an advanced secondary treatment system in compliance with the effluent discharge standards in section 87.18, constitute a tertiary treatment system with phosphorous removal, a tertiary treatment system with disinfection or a tertiary treatment system with phosphorous removal and disinfection.
O.C. 786-2000, s. 69.