CSA C22.1:24, Canadian Electrical Code, Part I, is the twenty-sixth edition of Canada's safety standard for electrical installations. Published by CSA Group in March 2024, it provides requirements for electrical work and equipment, including conductors, wiring methods, grounding and bonding, protection and control, services, hazardous locations, lighting, motors, fire alarms, renewable energy systems, electric vehicle charging systems, and specialized installations.
This reference supports electrical professionals, contractors, engineers, inspectors, designers, and regulatory authorities in applying consistent electrical safety practices and meeting locally adopted requirements.
Application Scope: Electrical installations in buildings, structures, and premises, including factory-built structures and qualifying self-propelled marine vessels connected to shore power. Consult local authorities for regulations that adopt or amend this Code.