Smoke & CO Detector Laws in Quebec

Quebec smoke & CO detector laws

Code de construction du Québec, chapitre Bâtiment; Code de sécurité du Québec, Chapitre VIII – Bâtiment

Buildings covered: Residential and care occupancies with fuel-burning appliances, fireplaces, or storage garages, based on NBC 2020 with Quebec amendments.

Where to install: Inside each bedroom or outside within 5 m of bedroom doors; service rooms and adjacent suites as per adopted NBC provisions.

Power / type: CSA 6.19; hardwired, battery, or plug-in per code.

Standard: CSA 6.19 Residential Carbon Monoxide Alarming Devices.

Maintenance: Must be maintained per manufacturer; disabling prohibited.

Penalties: Fines and administrative monetary penalties under the Loi sur le bâtiment and RBQ penalty schedules.

Notes: Quebec’s 2020 modified codes were in force April 17, 2025, administered by the Régie du bâtiment du Québec.

View official Quebec source