Major hazard facilities

Operators of facilities or proposed facilities are required to notify WorkSafe of specified hazardous substances that are present, or likely to be present.

The good practice guidelines Major Hazard Facilities: Notifications and Designation will assist you to complete the notification form and explains the notification and designation process.

Use the Notification of Major Hazard Facility form to notify WorkSafe of your facility.

Notification of Major Hazard Facility form (PDF 420 KB)

Use the MHF calculator to assist you with calculating the quantities of specified hazardous substances and whether your facility is either an upper tier major hazard facility, lower tier major hazard facility, or neither. You may choose to submit a copy of the MHF calculator along with your notification form.

Major Hazard Facilities calculator  (ZIP 51 KB)

Design notices

The good practice guidelines Major Hazard Facilities: Notifications and Designation offers advice on how to submit a design notice. There is no prescribed form for a design notices but it must include the matters in Schedule 6 of the regulations. 

Health and Safety at Work (Major Hazard Facilities) Regulations 2016(external link)