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HSWA Amendment Bill passed – changes in force 1 April 2027

Legislation date 1 Apr 2027
High severity
NZ · Legislation Update Health and Safety at Work Act 2015 > Amendments
The obligation
Amendments to the Health and Safety at Work Act 2015 have become law and come into effect on 1 April 2027, focusing the system on critical risk.
Amendments to the Act received Royal Assent and became law, with the changes coming into effect on 1 April 2027. From 1 April 2027, small businesses (those with fewer than 20 workers) must manage critical risks and prioritise critical risk when complying with other provisions of the Act and its regulations. Larger businesses must manage all risks but prioritise those that are critical. …
What
Amendments to the Health and Safety at Work Act 2015 have become law and come into effect on 1 April 2027, focusing the system on critical risk.
Source
worksafe.govt.nz

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What's happened with this Topic

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1 Apr 2027 · Amended
3 Sep 2026 · Guidance
2 updates tracked. This law has changed and been enforced.

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Labels
amendment ACOP safe harbour commencement 2027
Official sources
Frequently asked questions

Which WHS law does this come from?

HSWA Amendment Bill passed – changes in force 1 April 2027 is a WHS requirement set out in Health and Safety at Work Act 2015 (NZ). The relevant provision is Health and Safety at Work Act 2015 > Amendments.

What does this WHS obligation require?

HSWA Amendment Bill passed – changes in force 1 April 2027 is a WHS obligation under Health and Safety at Work Act 2015 (NZ). In short, Amendments to the Health and Safety at Work Act 2015 have become law and come into effect on 1 April 2027, focusing the system on critical risk.

What changed recently?

The most recent change to the law behind HSWA Amendment Bill passed – changes in force 1 April 2027 is dated 1 April 2027.

About this Topic

CountryNew Zealand
Updates tracked2
Monitoring detail
First seenAug 2026
Last change17 Oct 2026