The obligation
A PCBU must ensure, so far as is reasonably practicable, the health and safety of its workers and that others are not put at risk from its work.
Section 19 requires a PCBU to ensure, so far as is reasonably practicable, the health and safety of workers it engages or causes to be engaged, and workers whose activities it influences or directs, while they are at work in the business or undertaking. The PCBU must also ensure, so far as is reasonably practicable, that the health and safety of other persons is not put at risk from work carried out as part of the business or undertaking.
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- What
- A PCBU must ensure, so far as is reasonably practicable, the health and safety of its workers and that others are not put at risk from its work.
- Source
- legislation.wa.gov.au
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PCBU
duty of care
reasonably practicable
Official sources
Frequently asked questions
Which WHS law does this come from?
Primary duty of care — PCBU is a WHS requirement set out in Work Health and Safety Act 2020 (WA). The relevant provision is Work Health and Safety Act 2020 (WA) > Part 2 > Division 2 § s 19.
What does this WHS obligation require?
Primary duty of care — PCBU is a WHS obligation under Work Health and Safety Act 2020 (WA). In short, A PCBU must ensure, so far as is reasonably practicable, the health and safety of its workers and that others are not put at risk from its work.
What changed recently?
Primary duty of care — PCBU was last updated on 16 October 2026.