CHAPTER 16: INTERNAL OHSMS AUDIT

16.1 Why conduct internal audits? (ISO 45001, Clause 9.2.1)

An internal audit is a key element of the PDCA cycle. ISO 45001 defines an audit as a systematic, independent and documented process for obtaining audit evidence and evaluating it objectively to determine the extent to which the audit ‘criteria’ are fulfilled.

Having established and implemented an OHSMS, an organisation must verify through various measurement and monitoring processes if the system is working according to its defined plans and delivering its intended outcomes. An internal OHSMS audit evaluates the implementation and effectiveness of individual OH&S processes as well as the OHSMS as a whole. ISO 45001 defines the objectives of conducting ...

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