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.
Under section 19, the duty covers workers engaged or caused to be engaged by the PCBU and workers whose work 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, a safe work environment, safe plant and structures, safe systems of work, and the safe use, handling and storage of plant, structures and substances.
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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.nsw.gov.au
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PCBU
primary duty
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Frequently asked questions
Which WHS law does this come from?
Primary duty of care — PCBU obligations (s 19) is a WHS requirement set out in Work Health and Safety Act 2011 (NSW). The relevant provision is WHS Act 2011 NSW > Part 2 > Division 2 > s 19 § 19.
What does this WHS obligation require?
Primary duty of care — PCBU obligations (s 19) is a WHS obligation under Work Health and Safety Act 2011 (NSW). 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 obligations (s 19) was last updated on 19 October 2026.