The obligation
PCBUs must apply the hierarchy of controls to eliminate or minimise worker exposure to RCS dust, as required by the WHS Regulation and this Code.
The Code requires PCBUs to identify hazards, assess risks, and apply the hierarchy of controls to manage RCS exposure. Engineering controls (e.g. local exhaust ventilation, wet methods) are preferred over administrative controls and PPE. Air monitoring and health surveillance obligations apply where exposure limits may be exceeded.
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- What
- PCBUs must apply the hierarchy of controls to eliminate or minimise worker exposure to RCS dust, as required by the WHS Regulation and this Code.
- Source
- safeworkaustralia.gov.au
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silica
hierarchy-of-controls
LEV
health-surveillance
air-monitoring
Official sources
Frequently asked questions
Which WHS law does this come from?
PCBU Duty to Manage RCS Risks — Hierarchy of Controls is a WHS requirement set out in Managing the risks of respirable crystalline silica at work (FEDERAL). It is made under Work Health and Safety Act 2011 (FEDERAL). The relevant provision is Managing the Risks of Respirable Crystalline Silica at Work > Risk Management.
What does this WHS obligation require?
PCBU Duty to Manage RCS Risks — Hierarchy of Controls is a WHS obligation under Managing the risks of respirable crystalline silica at work (FEDERAL). In short, PCBUs must apply the hierarchy of controls to eliminate or minimise worker exposure to RCS dust, as required by the WHS Regulation and this Code.
What changed recently?
PCBU Duty to Manage RCS Risks — Hierarchy of Controls was last updated on 26 August 2026.
