Safety Management System (SMS) – Is It the Same as a WHS Management System?
Understanding the relationship between SMS and WHS terminology in Australian workplace safety.
The term Safety Management System (SMS) is widely used across Australian industries — particularly in mining, construction, transport, and organisations with international operations. If you've been looking for an SMS and come across references to WHS Management Systems, you may be wondering whether these are different frameworks. In short, they are not. Under Australian harmonised legislation, WHS is the formal legal term, but the underlying system structure is the same.
What Is a Safety Management System?
A Safety Management System is a structured framework of policies, procedures, risk controls, and documentation designed to manage workplace health and safety. It provides a systematic approach to identifying hazards, assessing risks, implementing controls, and continuously improving safety performance.
In practical terms, an SMS typically includes:
- A WHS policy and supporting procedures
- Risk registers and hazard identification processes
- Safe work method statements and standard operating procedures
- Incident reporting, investigation, and corrective action frameworks
- Consultation and communication arrangements
- Training, induction, and competency records
- Emergency preparedness and response plans
- Audit, review, and continuous improvement processes
These elements are the same whether the system is called an SMS, a WHS Management System, or an OHS Management System. The label varies by industry, jurisdiction, and organisational preference — but the framework and purpose are consistent.
Why Some Industries Use the Term SMS
While WHS is the legislatively correct term in most Australian jurisdictions, "Safety Management System" remains common in several contexts:
- Mining and resources — where SMS has been embedded in industry practice for decades, often as part of principal contractor requirements
- Construction — where major projects frequently require contractors to demonstrate an SMS as part of prequalification
- Transport and logistics — where SMS is used in civil aviation (CASA) and rail safety (ONRSR) regulatory frameworks
- International organisations — where SMS aligns with global terminology and standards outside the Australian WHS model
In these industries, the term SMS is often deeply embedded in contracts, tender documentation, and internal governance language. A business may be asked to provide its "Safety Management System" even though the legal framework it operates under is WHS legislation. This does not indicate a different type of system — it reflects industry-specific language for the same structured safety framework.
WHS Is the Formal Legal Term in Australia
Under the harmonised Work Health and Safety Act, adopted in most Australian states and territories, WHS is the formal legal term for workplace safety obligations. The Act establishes the primary duty of care owed by a Person Conducting a Business or Undertaking (PCBU) to workers and other persons at or affected by the workplace.
The WHS Regulations and approved Codes of Practice further define how these duties are to be met in practice. A structured management system — whether called an SMS or a WHS Management System — is the recognised mechanism for demonstrating how a PCBU systematically identifies, controls, and reviews health and safety risks.
In legislative terms, there is no separate category of "Safety Management System." The WHS framework encompasses all structured approaches to managing health and safety at work. When a regulator assesses compliance, they examine the system against WHS Act and Regulation requirements — regardless of what the business calls it internally.
Structurally the Same Framework
Whether referred to as an SMS or a WHS Management System, the core elements are identical:
- Leadership commitment and WHS policy
- Hazard identification and risk assessment processes
- Documented procedures and safe work methods
- Worker consultation and participation
- Incident reporting and investigation
- Training and competency management
- Emergency planning and preparedness
- Monitoring, audit, and continuous improvement
These elements reflect the Plan–Do–Check–Act cycle that underpins both WHS legislation and the AS/NZS ISO 45001 standard. A well-structured system addresses all of these areas in a way that is proportionate to the size, nature, and risk profile of the business.
ISO 45001 and Safety Management Systems
The international standard AS/NZS ISO 45001:2018 — formally titled Occupational Health and Safety Management Systems — provides a globally recognised framework for safety management. Organisations seeking certification are assessed against this standard regardless of whether they call their system an SMS, a WHS system, or an OHS system.
ISO 45001 reinforces the same core principles: leadership, worker participation, risk-based thinking, operational controls, and continual improvement. A system aligned with ISO 45001 will, by design, meet the structural requirements of both Australian WHS legislation and industry expectations for a Safety Management System.
Our WHS Management System
Our WHS Management System is designed to align with current Australian WHS legislation and the requirements of AS/NZS ISO 45001. Whether your organisation refers to it as a Safety Management System or a WHS system, the documentation we provide covers the same core framework: policies, procedures, risk registers, safe work method statements, emergency plans, and supporting forms.
Every document is contextualised for your business before delivery. The system is structured to be practical, field-ready, and aligned with both legislative obligations and certification requirements. You can explore the full system structure to see what's included.
In Summary
A Safety Management System and a WHS Management System are the same structured framework. The term SMS is widely used across industries like mining, construction, and transport, while WHS is the formal legal term under Australian harmonised legislation. Regardless of the label, the purpose is identical: a documented, systematic approach to managing workplace health and safety risks and demonstrating compliance with legal obligations.
If you're looking for a Safety Management System that meets Australian WHS requirements and supports ISO 45001 certification, our WHS Management System provides the documentation and structure you need.