Product Overview

Summary: This Accident Investigation Safe Operating Procedure provides a clear, defensible process for responding to and investigating workplace incidents in line with Australian WHS expectations. It helps organisations uncover root causes, implement effective corrective actions, and demonstrate due diligence to regulators, workers, and insurers.

Accidents and near misses are not just unfortunate events—they are critical sources of information about how work is really being done in your business. This Accident Investigation Safe Operating Procedure sets out a structured, evidence-based approach for responding to incidents, preserving the scene, gathering statements, and analysing what went wrong without resorting to blame. Designed for Australian workplaces, it aligns with WHS legislation and contemporary safety practice, ensuring that every investigation stands up to internal scrutiny and external regulatory review.

The SOP guides your team from the moment an incident occurs through to final sign‑off on corrective and preventive actions. It standardises how information is recorded, how contributing factors are identified (including human, organisational and environmental factors), and how recommendations are prioritised and tracked to completion. By implementing this procedure, businesses reduce repeat incidents, improve safety culture, and demonstrate that they take their duty of care seriously—an essential safeguard when dealing with WorkSafe inspectors, insurers, and injured workers.

Whether you operate in construction, manufacturing, healthcare, local government, or professional services, this SOP provides a scalable framework that can be applied to minor incidents, significant injuries, dangerous occurrences, and near misses alike. It helps you move beyond “tick-box” reporting towards meaningful learning, prevention, and continuous improvement in your WHS management system.

Key Benefits

• Ensure a consistent, defensible approach to accident and incident investigations across all sites and teams.
• Reduce the likelihood of repeat incidents by identifying root causes and implementing targeted corrective actions.
• Demonstrate compliance with Australian WHS legislation and regulator expectations for incident reporting and investigation.
• Strengthen organisational learning and safety culture by focusing on systems and contributing factors rather than individual blame.
• Streamline documentation, record-keeping, and follow‑up actions to support insurance claims, legal defence, and internal reporting.

Who is this for?

• WHS Managers
• Health and Safety Advisors
• Site Supervisors
• Operations Managers
• HR Managers
• HSE Coordinators
• Injury Management Coordinators
• Business Owners and PCBUs
• Safety Representatives and HSRs
• Risk and Compliance Managers

Hazards Addressed

• Uncontrolled work areas following an incident (e.g. unsecured equipment, spills, damaged structures)
• Failure to identify underlying hazards that led to the incident
• Inadequate or inconsistent reporting of injuries, near misses, and dangerous occurrences
• Loss of critical evidence due to poor scene preservation or delayed response
• Psychological harm and conflict arising from blame-focused or poorly managed investigations
• Regulatory non-compliance risks due to missed notifiable incident requirements
• Recurrent injuries and property damage due to ineffective or untracked corrective actions

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Key Terms (Accident, Incident, Near Miss, Notifiable Incident, PCBU, etc.)
• 3.0 Roles and Responsibilities (Supervisors, WHS Team, HSRs, Workers, Senior Management)
• 4.0 When an Investigation is Required (Triggers and Thresholds)
• 5.0 Immediate Response and Scene Control
• 6.0 Legal and Regulatory Considerations (Notifiable Incidents and Regulator Contact)
• 7.0 Evidence Preservation and Collection (Photographs, Documents, Physical Evidence)
• 8.0 Interviewing Witnesses and Involved Persons (Trauma‑informed and Fair Process)
• 9.0 Incident Analysis and Root Cause Determination (e.g. 5 Whys, ICAM-style factors)
• 10.0 Identification and Evaluation of Corrective and Preventive Actions
• 11.0 Action Planning, Implementation and Follow‑up
• 12.0 Documentation, Records Management and Privacy
• 13.0 Communication, Consultation and Feedback to Workers and HSRs
• 14.0 Review, Sign‑off and Lessons Learned Integration
• 15.0 Training and Competency Requirements for Investigators
• 16.0 Continuous Improvement and Trend Analysis
• Appendix A – Incident Investigation Checklist
• Appendix B – Incident Investigation Report Template
• Appendix C – Interview Guide and Question Prompts
• Appendix D – Sample Corrective Action Register

Legislation & References

• Model Work Health and Safety Act (Safe Work Australia)
• Model Work Health and Safety Regulations (Safe Work Australia)
• Safe Work Australia – Incident Notification Fact Sheets and Guidance Material
• Safe Work Australia – How to Manage Work Health and Safety Risks: Code of Practice
• AS/NZS ISO 45001:2018 Occupational health and safety management systems
• AS ISO 31000:2018 Risk management – Guidelines
• Jurisdictional WHS legislation and guidance (e.g. WorkSafe Victoria, SafeWork NSW, WorkSafe QLD incident notification requirements)