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Chemical plant

Specific hazchem workplaces

Are you a possible major hazard facility?

Under section 536 of the WHS Regulation, the operator of must notify WHSQ. The facility may be an existing site, a modification to an existing site or a facility under construction. Such workplaces are referred to as a possible major hazard facility and are subject to a determination process to assess whether the workplace should be licensed as a major hazard facility.


When using hazardous chemicals in laboratories, each substance should be stored in accordance with the manufacturer's specifications.

Manifest quantity workplaces (MQW)

A manifest quantity workplace (MQW) refers to a workplace which stores, handles or uses hazardous chemicals in quantities that exceed or are likely to exceed the prescribed manifest quantities in column 5, schedule 11 in the Work Health and Safety Regulation 2011.

Pool chemical retailers

There are a range of hazards associated with the storage and handling of pool chemicals found in the retail sector.

Service stations

Service station operators must manage and maintain sites according to the work health and safety legislation and relevant standards.

Temporary fuel storage at short term events

Workplaces are required to manage risks from hazardous chemicals to health and safety so far as reasonably practicable including those operating temporary fuel storage and handling systems at short-term events.

Last updated
04 April 2017

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