Occupational health and safety · Auditor conversion
ISO 45001 Auditor conversion
For people who already hold a lead auditor certificate in one standard and want to audit another — for example a quality lead auditor moving into ISO 14001 or ISO 27001. About three days, with an exam.
1 About this qualification
This is a auditor conversion course applied to ISO 45001, the standard for occupational health and safety.
Requirements for an occupational health and safety management system to prevent work-related injury and ill health and provide safe and healthy workplaces. A revision is under way at draft (DIS) stage.
2 UK courses
Course names, certification, duration and delivery as stated by each provider. We do not list prices — they change often; see the provider’s page.
| Course (as named by the provider) | Provider | Certified by | Duration | Link |
|---|---|---|---|---|
| ISO 45001 Auditor Conversion - CQI & IRCA CertifiedVirtual classroom; In-house | LRQA | CQI and IRCA certified | 3 days | Course pagechecked 3 October 2026 |
| CQI and IRCA ISO 45001 Lead Auditor Conversion Training (A1918)Virtual – tutor led | NQA | CQI and IRCA certified | 3 days | Course pagechecked 3 October 2026 |
| ISO 45001 Auditor Conversion Training Course | Bywater | CQI and IRCA certified | 3 days | Course pagechecked 3 October 2026 |
| ISO 45001:2018 Lead Auditor Conversion Course — CQI|IRCA ref PR356 | Batalas | CQI and IRCA certified | 3 days | Course pagechecked 3 October 2026 |
Certified by: CQI and IRCA certified (4). What the schemes mean.
3 How it is assessed
| Scheme | Typical length | Assessment |
|---|---|---|
| CQI and IRCA | Approx. 24 hours (UK providers run 3 days) | Written examination of 1 hour 40 minutes, per CQI and IRCA’s course table |
| Provider-branded | 3 days | Varies |
4 How to prepare
- Conversion and transition courses: how to prepareShort courses for people who already audit: moving to a new standard (conversion) or to a new edition (transition). Focus on what is differ…
- ISO 45001: structure and key clausesThe clauses to know before day one.
Practice questions
- ISO 45001 occupational health and safety 7 questions
- Harmonized Structure (clauses 4–10) 9 questions
- Audit findings and nonconformities 8 questions
- Certification schemes and auditor registration 9 questions
5 Other ISO 45001 qualifications
- ISO 45001 Foundation / requirements 4 courses
- ISO 45001 Internal auditor 5 courses
- ISO 45001 Lead auditor 6 courses
- ISO 45001 Implementer / lead implementer 4 courses