OBC — Ontario Building Code
Ontario's building regulation, currently O. Reg. 163/24 (the 2024 edition, in force 1 January 2025). Article 3.2.4.5 requires fire alarm systems to be installed to CAN/ULC-S524 and verified to CAN/ULC-S537.
Ontario's building regulation, currently O. Reg. 163/24 (the 2024 edition, in force 1 January 2025). Article 3.2.4.5 requires fire alarm systems to be installed to CAN/ULC-S524 and verified to CAN/ULC-S537.