The obligation
Section 19 requires a PCBU to ensure, so far as is reasonably practicable, the health and safety of its workers and that other persons are not put at risk by its work.
A PCBU must ensure, so far as is reasonably practicable, the health and safety of workers it engages or causes to be engaged, and of workers whose work activities it influences or directs, while they are at work in the business or undertaking. It must also ensure, so far as is reasonably practicable, that the health and safety of other persons is not put at risk from its work.
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- What
- Section 19 requires a PCBU to ensure, so far as is reasonably practicable, the health and safety of its workers and that other persons are not put at risk by its work.
- Source
- legislation.act.gov.au
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PCBU
primary duty
reasonably practicable
officer due diligence
Official sources
Frequently asked questions
Which WHS law does this come from?
Primary Duty of Care – Person Conducting a Business or Undertaking (PCBU) is a WHS requirement set out in Work Health and Safety Act 2011 (ACT). The relevant provision is Work Health and Safety Act 2011 (ACT) > Part 2 > Division 2.2 § 19.
What does this WHS obligation require?
Primary Duty of Care – Person Conducting a Business or Undertaking (PCBU) is a WHS obligation under Work Health and Safety Act 2011 (ACT). In short, Section 19 requires a PCBU to ensure, so far as is reasonably practicable, the health and safety of its workers and that other persons are not put at risk by its work.
What changed recently?
Primary Duty of Care – Person Conducting a Business or Undertaking (PCBU) was last updated on 19 October 2026.