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Find out how to determine if your workplace is a Major Hazard Installation (MHI) and how to register to be one.
To determine if your workplace is an MHI, you can:
Where necessary, refer to the reference list of common dangerous substances hazard classification for additional information on the classification of the dangerous substances.
If your workplace is assessed to be an MHI, you need to apply for or renew your Certificate of MHI registration.
You need to submit your safety case to MHD at least 6 months before starting operations:
You need to renew your Certificate of MHI Registration at least 6 months before its expiry: