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Legislation Monitor

What is reasonably practicable in ensuring health and safety (s 18)

Act version as at 1 Jul 2024 From Work Health and Safety Act 2011, no changes tracked yet
Low severity
FEDERAL Work Health and Safety Act 2011 (Cth) > Part 2 > Division 1 > Subdivision 2
The obligation
Section 18 defines reasonably practicable as what is, or was at a particular time, reasonably able to be done to ensure health and safety, weighing all relevant matters.
Relevant matters include the likelihood of the hazard or risk occurring and the degree of harm that might result. They also include what the person knows, or ought reasonably to know, about the hazard or risk and ways of eliminating or minimising it. If it is not reasonably practicable to eliminate risks, they must be minimised so far as is reasonably practicable. …
What
Section 18 defines reasonably practicable as what is, or was at a particular time, reasonably able to be done to ensure health and safety, weighing all relevant matters.
Source
legislation.gov.au

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Official sources
Frequently asked questions

Which WHS law does this come from?

What is reasonably practicable in ensuring health and safety (s 18) is a WHS requirement set out in Work Health and Safety Act 2011 (FEDERAL). The relevant provision is Work Health and Safety Act 2011 (Cth) > Part 2 > Division 1 > Subdivision 2.

What does this WHS obligation require?

What is reasonably practicable in ensuring health and safety (s 18) is a WHS obligation under Work Health and Safety Act 2011 (FEDERAL). In short, Section 18 defines reasonably practicable as what is, or was at a particular time, reasonably able to be done to ensure health and safety, weighing all relevant matters.

What changed recently?

What is reasonably practicable in ensuring health and safety (s 18) was last updated on 19 October 2026.

About this Topic

JurisdictionFEDERAL
CountryAustralia
Updates trackedMonitoring
Monitoring detail
First seenOct 2026