The obligation
A PCBU must ensure no one at the workplace is exposed to an airborne substance or mixture above its exposure standard.
This duty is set out in clause 49 of the WHS Regulation. Demolition work may involve structures that contain or have contained hazardous materials such as lead, asbestos, polychlorinated biphenyls (PCBs), contaminated dust and combustible materials. Risks from potential exposure to these materials must be managed in accordance with the WHS Regulation.
- What
- A PCBU must ensure no one at the workplace is exposed to an airborne substance or mixture above its exposure standard.
- Source
- safework.nsw.gov.au
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Frequently asked questions
Which WHS law does this come from?
Keep airborne exposure to hazardous materials below exposure standards is a WHS requirement set out in Demolition work (NSW). It is made under Work Health and Safety Act 2011 (NSW). The relevant provision is Demolition work > Hazardous materials.
What does this WHS obligation require?
Keep airborne exposure to hazardous materials below exposure standards is a WHS obligation under Demolition work (NSW). In short, A PCBU must ensure no one at the workplace is exposed to an airborne substance or mixture above its exposure standard.
What changed recently?
Keep airborne exposure to hazardous materials below exposure standards was last updated on 19 October 2026.