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CAN/ULC-S529

The Canadian standard for **smoke detectors** used in fire alarm systems. Current designation 529:2024. Note this covers detectors connected to a system, not standalone smoke alarms — those are S531.

Read more: The four Canadian fire alarm standards explained

Fire Alarm Academy

Canadian fire alarm training built on CAN/ULC standards and the Ontario codes — taught by a licensed 309A electrician who does the work.

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Disclaimer: Fire Alarm Academy is an educational course. It is not a certification, licence, or accredited program, and it is not affiliated with or endorsed by the Canadian Fire Alarm Association, ECAO, ULC Standards, or any authority having jurisdiction. Course content does not replace the CAN/ULC standards, the Canadian Electrical Code, the applicable building or fire code, manufacturer instructions, or the direction of your AHJ. Always verify against the edition adopted in your jurisdiction.

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