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Your complete guide to the world’s first international occupational health and safety standard.

BSI Essentials:ISO 45001 is a comprehensive online resource with everything you need to implement a H&S management system:

  • Unlock ongoing access to the latest versions of BS ISO 45001:2018 and BS 45002-0:2018, with updates at no extra cost.
  • Receive clear guidance on how to make the switch from OHSAS 18001:2007 with our integrated comparison tool
  • Interpret and implement expert guidance from the two standards on a clause-by-clause level.
  • Understand all the terms and definitions with clear examples linked to the standard.


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Professionals often want a plain English explanation of what a standard actually means for them.

The Essentials series is a set of user-friendly online tools for business professionals and consultants, created by BSI to offer a complete and practical solution for managing some of the most important international standards.

How does it help me?

Essentials:45001 is a focused and thought-out blend of information that gives you the right resources in one place - so you get what you need, when you need it.

It means the tricky interpretation is done and there’s no confusion or continuous switching between documents, ultimately saving you time and reducing unnecessary research and risk.

In clear and straightforward language, Essentials:45001 is a one-size-fits-all approach that any company can benefit from, no matter which stage they are at in their compliance journey. 

This system supports customers who have purchased BSI Essentials:45001, or have access to it through their employer. For more information about BS ISO 45001 please visit the BSI ISO 45001 website.

BSI Essentials: 45001 is the copyright of British Standards Institution and use of BSI Essentials: 45001 is subject to the restrictions set out in our terms and conditions. Only registered users are permitted to access this system; any unauthorized access risks invalidating the registered user's licence.