The obligation
The chemical identity of an ingredient must be disclosed on the label in accordance with Schedule 8 of the WHS Regulations; in some cases a generic name may be used.
Disclosure is not required for ingredients that meet only physical or environmental hazard classifications, or for non-hazardous ingredients. Ingredients in certain GHS health hazard categories, such as acute toxicity Category 5 and aspiration hazard Category 2, need not be disclosed because they are outside the scope of the WHS Regulations.
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- What
- The chemical identity of an ingredient must be disclosed on the label in accordance with Schedule 8 of the WHS Regulations; in some cases a generic name may be used.
- Source
- worksafe.wa.gov.au
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Frequently asked questions
Which WHS law does this come from?
Disclosure of ingredients on hazardous chemical labels is a WHS requirement set out in Labelling of workplace hazardous chemicals (WA). It is made under Work Health and Safety Act 2020 (WA). The relevant provision is Code of Practice: Labelling of Workplace Hazardous Chemicals.
What does this WHS obligation require?
Disclosure of ingredients on hazardous chemical labels is a WHS obligation under Labelling of workplace hazardous chemicals (WA). In short, The chemical identity of an ingredient must be disclosed on the label in accordance with Schedule 8 of the WHS Regulations; in some cases a generic name may be used.
What changed recently?
Disclosure of ingredients on hazardous chemical labels was last updated on 19 October 2026.