Internal Responsibility System (IRS)
The Internal Responsibility System (IRS) is the foundation of occupational health and safety legislation across all Canadian jurisdictions. It is built on a simple but powerful principle: everyone in the workplace—employers, supervisors, and employees—shares responsibility for health and safety.
Rather than prescribing every specific action required to remain compliant, Canadian health and safety laws place the responsibility on employers and workplace parties to identify hazards, implement appropriate controls, and maintain a safe working environment. This shared approach encourages proactive safety practices rather than reactive compliance.
What the Internal Responsibility System Achieves
The IRS helps create a safer, more collaborative workplace by:
• Establishing shared responsibility
Everyone contributes to identifying hazards, reporting concerns, and preventing incidents.
• Promoting a strong safety culture
Health and safety become part of everyday work practices, not just regulatory requirements.
• Encouraging best practices
Workplaces are motivated to go beyond minimum standards and adopt effective, evidence‑based safety measures.
• Building self‑reliance
Employees and employers develop the knowledge and confidence to address safety issues proactively.
• Supporting compliance
By embedding safety into daily operations, organizations naturally meet or exceed legislative requirements.
More information is available at www.mcgill.ca/ehs/policies-and-safety-committees/internal-responsibility-system#s2.2