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Become a hazardous area installations auditor

You can only perform hazardous area inspections if you have been accredited by the Office of Industrial Relations.

Categories of work

You must choose one of three categories for which you meet the necessary criteria; and under which you wish to be authorised to perform the work of an accredited auditor. The categories to choose from are:

  • Category 1 – flammable gases and liquids (zones 0, 1 and 2)
  • Category 2 – combustible dusts (zones 20, 21 and 22)
  • Category 3 – flammable gases, liquids and combustible dusts (zones 0, 1, 2, 10, 21 and 22).

Application criteria

To apply to become an accredited auditor you must be able to demonstrate the necessary capabilities and meet the following performance criteria:


You should provide information that shows you have developed the knowledge required to become an accredited auditor.

You should attach a statement including any supporting information that demonstrates you meet the following criteria:

  • understanding and knowledge of the principles associated with classifying hazardous areas, and requirements for electrical safety standards in these areas
  • knowledge of electrical equipment, and wiring installed in hazardous areas
  • knowledge of specific installation requirements for the various explosion protection techniques
  • possess knowledge required to assess the suitability of the electrical equipment installed in a hazardous area
  • possess knowledge required to assess the suitability of the protection equipment associated with hazardous areas
  • understanding of electrical inspection and auditing procedures
  • understanding and knowledge of the legislation and relevant codes.

Skills and abilities

You should provide information that demonstrates you have developed relevant skills and abilities through work experience.

You should show that you meet the following criteria:

  • ability to research, collate information, prepare reports and maintain accurate and correct records
  • demonstration of interpersonal skills for the audit process including written and verbal communication skills
  • ability to interpret and assess information and standards as applied to the relevant hazardous areas. Standards include AS/NZS 3000 Electrical installations (known as the Australian/New Zealand Wiring Rules) and other standards applicable to hazardous area installations and the installation of equipment in hazardous area installations
  • ability to audit an electrical installation for compliance to applicable electrical standards.


You should provide supporting documentation that shows you meet the following criteria:

  • successful completion within the previous two years of relevant competencies contained in the AS/NZS 4761 Competencies for Working with Electrical Equipment for Hazardous Areas (EEHA), or the equivalent training and assessment framework
  • electrical qualifications that provide a theoretical basis for experience in hazardous areas, and installation of electrical equipment and wiring systems. Electrical qualifications can be demonstrated with electrical trade or tertiary electrical qualifications.

Work experience

In addition to satisfying the educational criteria, you also need to meet the requirements for relevant work experience. This experience must include:

  • technical and installation experience with aspects of electrical installations including the interpretation of applicable standards
  • experience in installation and equipment design associated with hazardous area electrical equipment and wiring systems
  • experience demonstrated in utilizing and referencing applicable standards associated with hazardous areas and AS/NZS 3000 Electrical installations (known as the Australian/New Zealand Wiring Rules)
  • demonstrated recent experience in conducting an audit, based on audit principles gained from an external auditor training course. This can be achieved by
    • the successful completion in the previous two years of the competency module 2.21 of AS/NZS 4761.1:2008 "conduct an audit of hazardous area installations" through a recognised registered training organisation (RTO)
    • the successful completion in the previous two years of an appropriate auditor training course through an registered training organisation (RTO) (e.g. an ISO 9001 Quality Management Systems Internal Auditor training course)
    • having extensive industry experience in auditing of hazardous area installations in situations other than that required by the Electrical Safety Act 2002, there may be scope for using this to demonstrate understanding and application of auditing principles. The applicant would need to be able to prove extensive experience in auditing, supplying several complete audit reports and an explanation of how the applicant prepares for, conducts, and finalises the hazardous area audit along with other information the applicant has to demonstrate competency in understanding and applying auditing principles.

Insurance requirements

Accredited auditors must be covered by appropriate types and levels of both public liability, and professional indemnity insurance for the work to be performed.

If you are appointed, you must maintain this insurance for the duration of your appointment and you must only conduct work within the scope and level of insurance held.

You should attach a copy of your certificate of currency to your application, that details the insurance under which you intend to perform the work of an accredited auditor.

Other requirements

In addition to all of the above requirements you also need to:

  • provide all necessary proof of identity
  • complete a document declaration form (PDF, 97.04 KB)
  • provide two passport size photographs for use on your identity card if successful
  • provide specimen signatures for use on your identity card if successful
  • sign the declaration on the form
  • include the $405.70 fee as listed on the fees table.
Last updated
02 July 2018

Codes of Practice are now an enforceable standard to manage hazards and risks

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Updated work safety codes of practice enforceable from 1 July 2018

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