ISO 45001 Lead Auditor
What does the ISO 45001 Lead Auditor exam cover, on one page?
PECB's ISO 45001 Lead Auditor exam on one page: seven domains, how many of the 80 multiple-choice questions and of the 75 essay points each one carries, and what each covers, from Candidate Handbooks 1.5 and 2.1. The mnemonic at the bottom gives you the seven in order.
What does the ISO 45001 Lead Auditor exam cover, on one page?
ISO 45001 Lead Auditor, Handbooks 1.5 and 2.1
1 Principles and concepts (9 Q, 10 pts)
- Scope and applicability of ISO 45001
- Legal requirements
- Human rights principles
- Hazards and the risk-based approach
2 OH&S MS requirements (10 Q, 10 pts)
- Interpreting the requirements
- Leadership and worker consultation
- Hazards, risks and opportunities
- Emergency preparedness
3 Audit concepts and principles (15 Q, 10 pts)
- Audit principles
- First, second and third party
- Ethics
- Materiality and reasonable assurance
4 Preparing an audit (10 Q, 10 pts)
- Preparation steps
- Evidence types and amounts
- Audit feasibility and initial contact
- Audit working papers
5 Conducting an audit (16 Q, 20 pts)
- Stage 1 audit
- Opening meeting
- Stage 2 audit
- Sampling, guides and observers
6 Closing an audit (10 Q, 5 pts)
- Audit conclusions
- Closing meeting and report
- Recommendation for certification
- Follow-up and surveillance
7 Managing an audit program (10 Q, 10 pts)
- Establishing an audit program
- Protecting audit records
- Evaluating auditors
Principles Requirements Audit Prepare Conduct Close Manage
- P Principles and concepts
- R Management system requirements
- A Audit concepts and principles
- P Preparing an audit
- C Conducting an audit
- C Closing an audit
- M Managing an audit program
ISO 45001 Lead Auditor mind map
Embed it on your site, wiki or study group page:
<a href="https://credentialpress.com/guides/iso-45001-lead-auditor-mind-map"><img src="https://credentialpress.com/img/mindmaps/iso-45001-lead-auditor.png" alt="ISO 45001 Lead Auditor mind map" width="1600" height="1131"></a>
How do you use the mind map?
Print the PDF and pin it where you study, or open the Markdown in Obsidian (a mind map plugin draws it from the headings). Say the mnemonic until you can list the domains in order, then add one item from memory under each branch. The quiz tells you which branch to revisit.
Where next?
Also free: the ISO 45001 Lead Auditor interview questions and the ISO 45001 Lead Auditor 10-question quiz, plus every other credential on our study tools page. For the full syllabus, the ISO 45001 Lead Auditor Exam Guide and the ISO 45001 Lead Auditor Practice Exams go domain by domain.
Frequently asked questions
What are the ISO 45001 Lead Auditor exam domains?
1 Principles and concepts (9 Q, 10 pts); 2 OH&S MS requirements (10 Q, 10 pts); 3 Audit concepts and principles (15 Q, 10 pts); 4 Preparing an audit (10 Q, 10 pts); 5 Conducting an audit (16 Q, 20 pts); 6 Closing an audit (10 Q, 5 pts); 7 Managing an audit program (10 Q, 10 pts).
Is there a mnemonic for the ISO 45001 Lead Auditor domains?
Principles Requirements Audit Prepare Conduct Close Manage: P for Principles and concepts, R for Management system requirements, A for Audit concepts and principles, P for Preparing an audit, C for Conducting an audit, C for Closing an audit, M for Managing an audit program.
Can I use the ISO 45001 Lead Auditor mind map in Obsidian?
Yes. Download the Markdown file and open it in Obsidian; a mind map plugin draws it from the headings. A printable PDF and a PNG are free too.
Which books go deeper on ISO 45001 Lead Auditor?
ISO 45001 Lead Auditor Exam Guide
A study companion for the PECB Certified ISO 45001 Lead Auditor examination. 14 chapters, 402 pages.
ISO 45001 Lead Auditor Practice Exams
Three complete practice papers with model answers and marking schemes. 89 pages.
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Sources
- PECB, ISO 45001 Lead Auditor Candidate Handbook, multiple-choice exam, version 1.5, read 20 October 2026
- PECB, ISO 45001 Lead Auditor Candidate Handbook, essay exam, version 2.1, read 20 October 2026
- PECB, List of PECB exams, read 5 October 2026
- PECB, ISO 45001 Lead Auditor course page
- ISO, ISO 45001:2018 Occupational health and safety management systems (Amd 1:2024; listed as to be revised)
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