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Who must comply with Industrial manslaughter offence (ACT WHS Act s 34A)?

The applicability test for Industrial manslaughter offence (ACT WHS Act s 34A) (WorkSafe ACT), computed across 35 industries, 9 business structures and 6 size bands.

Short answer: Every business

Applies to every PCBU and its officers — a death caused by reckless or negligent breach of a WHS duty is a crime.

What the obligation is

In the ACT, a PCBU or officer whose reckless or negligent breach of a WHS duty causes a death commits industrial manslaughter.

s 34A of the Work Health and Safety Act 2011 (ACT) makes it a crime for a PCBU or an officer of a PCBU to breach a health and safety duty with recklessness or negligence where the conduct causes the death of a worker or another person. The offence sits alongside, not instead of, the Category 1–3 offences, and it is prosecuted against the business and against individual officers. The practical defence is the same as for the primary duty: documented risk management, officer due diligence (WHS Act s 27) and evidence that controls were implemented and checked.

The applicability test

Applies to every PCBU and its officers — a death caused by reckless or negligent breach of a WHS duty is a crime.

How the regulator frames it: PCBUs and officers of PCBUs in the ACT.

What triggers it: Conducting a business or undertaking in the jurisdiction; the offence is engaged if a death results from a reckless or negligent breach of a WHS duty.

Jurisdiction: Australian Capital Territory law only. A business with no operations in ACT is outside it, whatever the rest of the test says.

Which industries are in or out

Outcome across the 35 industries Rules Mate maps (35 of 35: yes).

The answer is the same in every industry: yes. Industry does not change who must comply.

Business structure and size

Structure does not change the answer across all industries: for every structure the answer is "yes".

Size does not change the answer across all industries: at every size band the answer is "yes".

Worked examples

Each line is one run of the Rules Mate applicability engine for a single business profile, with the reason the engine gives:

  • Pty Ltd company in real estate agents with 6–19 employees, turnover $1M–$3M: applies. Applies to every PCBU and its officers — a death caused by reckless or negligent breach of a WHS duty is a crime.

What you must do, and when

When due
Continuous — the offence attaches to how duties are discharged every day, not to a filing.
Frequency
Ongoing
Evidence to keep
Board and officer WHS due-diligence records (s 27(5)): hazard and risk register with critical-risk controls, verification that controls are in place, incident investigations and corrective actions, resourcing decisions, and WHS reporting to the governing body.
Status
Current
Priority
Critical

Penalty for not complying

Maximum penalty: Body corporate: up to $18,000,000 (the indexed industrial manslaughter monetary penalty per Safe Work Australia's comparison table, 1 August 2026; WorkSafe ACT's own page still shows the earlier, pre-indexation figure). Individuals: up to 20 years' imprisonment (WorkSafe ACT).

Criminal liability

Breaches can be prosecuted as criminal offences, not only civil contraventions.

Audit or assurance level

Rules Mate has not yet classified the audit or assurance level for this obligation. Any audit, review or certification requirement is set by the regulator source listed below.

Obligations with the same applicability test

Where it sits in the corpus

Rules Mate tracks 28 published obligations tagged "whs", 23 of them rated critical. For a professional services Pty Ltd company with 6–19 employees operating in every state, 16 of those apply outright. This obligation is rated critical priority and carries criminal liability, and is an ongoing duty.

Regulator, legislation and tools

Regulated by WorkSafe ACT.

WorkSafe ACT: ACT WHS regulator. Also administers portable long service leave schemes including the 2026 expansion to hospitality and beauty.

Free tools that help with this obligation:

Questions

Who must comply with Industrial manslaughter offence (ACT WHS Act s 34A)?
Applies to every PCBU and its officers — a death caused by reckless or negligent breach of a WHS duty is a crime.
Does Industrial manslaughter offence (ACT WHS Act s 34A) apply to sole traders?
Yes. Across every industry and every size band, the engine's answer for a sole trader is: yes.
Does Industrial manslaughter offence (ACT WHS Act s 34A) apply to businesses with 1–5 employees?
Yes (1–5 employees, turnover $100K–$1M).
When is "Industrial manslaughter offence (ACT WHS Act s 34A)" due?
Continuous — the offence attaches to how duties are discharged every day, not to a filing.

Related

Sources

Computed by the Rules Mate applicability engine from the published obligation corpus; facts last checked 3 October 2026. Rules Mate is not a law firm and this is general information, not legal advice. Confirm your position with the regulator source or a qualified adviser before acting.