Useful Links Ontario Codes and Guidelines Ontario Building Code Ontario Fire Code 2015 Fire Alarm Audibility in Existing Residential Occupancies ULC Standards ULC S524-14 Standard for the Installation of Fire Alarms ULC S536-04 Standard for the Inspection and Testing of Fire Alarm Systems ULC S537-13 Standard for the Verification of Fire Alarm Systems CAN/ULC-S1001-11 Integrated Systems Testing of Fire Protection and Life Safety Systems NFPA Standard NFPA 13: Standard for the Installation of Sprinkler Systems