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Auditing an ISO 45001:2018 Occupational Health & Safety Management System

Operational Auditing and Quality Assurance October 25, 2025
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Introduction

This specialized training course focuses on the principles and practices of auditing an Occupational Health & Safety (OH&S) Management System based on ISO 45001:2018. It provides a deep dive into the standard's requirements, emphasizing the protection of workers' health and safety, the proactive identification of hazards and risks, and the importance of worker participation. Participants will learn how to effectively assess an organization's OH&S performance, compliance with legal requirements, and commitment to continual improvement. The course uses a practical, scenario-based approach to develop the necessary skills for conducting professional and impactful OH&S audits.

Objectives

Upon completion of this course, participants will be able to:

  • Explain the purpose of an OH&S MS and the core concepts of ISO 45001:2018.
  • Describe the OH&S requirements of the standard, including leadership and worker participation.
  • Apply ISO 19011 principles to the audit of an OH&S system.
  • Identify and audit the processes for hazard identification, risk assessment, and controls (HIRADC).
  • Determine and audit the organization's OH&S legal and other requirements.
  • Plan, conduct, and report on an effective ISO 45001 internal or external audit.
  • Write clear, evidence-based nonconformity statements related to OH&S performance.
  • Evaluate the effectiveness of emergency preparedness and response procedures.

Target Audience

  • Health & Safety Managers, Officers, and Specialists.
  • Existing Auditors looking to qualify in ISO 45001:2018.
  • Members of the OH&S Committee and internal audit team.
  • Supervisors and managers with OH&S responsibilities.
  • Consultants involved in OH&S Management System implementation.
  • Personnel responsible for OH&S risk management and compliance.

Methodology

  • Case Studies involving serious OH&S incidents and risk assessments.
  • Site Observation Simulation and Auditing of High-Risk Tasks.
  • Group Activities focused on HIRADC auditing.
  • Role-Playing Interviews with Management and Workers.
  • Practical Exercise in Nonconformity Statement Writing.

Personal Impact

  • Gain specialized competence in ISO 45001:2018 auditing.
  • Improve ability to proactively identify and prevent OH&S hazards.
  • Develop stronger communication skills for OH&S advocacy.
  • Enhance career potential in the field of occupational health and safety.
  • Confidence in verifying legal and regulatory compliance.
  • Understand how to drive a culture of safety through auditing.

Organizational Impact

  • Reduced frequency of workplace incidents, injuries, and ill health.
  • Improved compliance with OH&S legal and regulatory requirements.
  • More robust identification and control of OH&S risks across the organization.
  • Enhanced worker engagement and participation in the safety system.
  • Lower insurance costs and reduced costs associated with accidents.
  • A demonstrable commitment to protecting the health and safety of personnel.

Course Outline

Unit 1: Fundamentals of ISO 45001 and OH&S Management

Section 1.1: Context and Principles
  • The scope and purpose of ISO 45001:2018 in preventing work-related injury and ill health.
  • Understanding the Plan-Do-Check-Act (PDCA) cycle in the context of OH&S.
  • Auditing the importance of Leadership and worker participation and consultation.
  • OH&S Policy and the setting of OH&S objectives.
Section 1.2: Core OH&S Auditing Concepts
  • Auditing the Hazard Identification, Risk Assessment, and Control (HIRADC) process.
  • Determining and auditing compliance with legal and other requirements.
  • Auditing operational planning, control, and contractor management.
  • Auditing procedures for managing OH&S nonconformities and incidents.

Unit 2: Auditing According to ISO 19011 Guidelines

Section 2.1: Audit Framework and Competence
  • Review of the seven principles of auditing and their application to OH&S.
  • Defining the competence requirements for an ISO 45001 auditor.
  • Establishing and maintaining the OH&S MS audit program.
  • Ethical considerations and due professional care in OH&S auditing.

Unit 3: Planning the OH&S Audit

Section 3.1: Preparation and Documentation Review
  • Defining the audit scope, criteria, and objectives.
  • Risk-based planning, focusing on high-risk OH&S processes/areas.
  • Conducting a desk review of the OH&S MS documentation.
  • Developing effective, process-based audit checklists.

Unit 4: Conducting the On-Site OH&S Audit

Section 4.1: Execution and Evidence Gathering
  • Techniques for auditing high-risk activities and observing work in progress.
  • Effective communication and interviewing skills for all personnel levels.
  • Gathering objective evidence on hazard controls and worker protective measures.
  • Auditing emergency preparedness and response procedures.
Section 4.2: Findings and Classification
  • Determining conformity and nonconformity based on OH&S requirements.
  • Writing clear, concise, and evidence-supported nonconformity reports.
  • Holding productive communication with the auditee about preliminary findings.

Unit 5: Reporting, Closure, and Follow-up

Section 5.1: Reporting and Closure
  • Structuring and compiling the final OH&S audit report.
  • Presenting the audit findings and conclusions in the closing meeting.
  • Formal documentation and audit record retention.
Section 5.2: Post-Audit Activities
  • Assessing the Root Cause Analysis (RCA) for OH&S incidents and NCs.
  • Verifying the implementation and long-term effectiveness of corrective actions.
  • Integrating audit results into the management review process.

Ready to Learn More?

Have questions about this course? Get in touch with our training consultants.

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Upcoming Sessions

15 Dec

Dubai

December 15, 2025 - December 19, 2025

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05 Jan

Dusseldorf

January 05, 2026 - January 09, 2026

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Istanbul

January 26, 2026 - February 06, 2026

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