How NSW charges "arson"
Crimes Act 1900 (NSW), s 195(1)(b): a person who intentionally or recklessly destroys or damages property belonging to another, where the destruction or damage is caused by means of fire or explosives, is liable to imprisonment for 10 years.
The fire dimension is built into the destroy-or-damage-property scheme of the Crimes Act as an aggravating means. The basic offence of destroying or damaging property carries 5 years; where the damage is caused by fire or explosives, the maximum doubles to 10 years — and rises again to 11 years where the offence is committed in company, and to 12 where it is committed during a public disorder.
Above s 195 sits a ladder of intent-based variants, each by-fire form carrying more:
- Section 196 — destroy or damage property by fire with intent to cause bodily injury: maximum 14 years;
- Section 197 — dishonestly destroy or damage property by fire with a view to making a gain (the insurance-fire provision): maximum 14 years;
- Section 198 — destroy or damage property with intent to endanger the life of another: maximum 25 years.
Which provision is charged turns on what the prosecution says it can prove about intent — and as with all of these offences, the non-fire variant of destroy or damage property is dealt with on its own page: destroy or damage property.
The bushfire offence — its own register of gravity
Crimes Act 1900 (NSW), s 203E: a person who intentionally causes a fire, and is reckless as to the spread of the fire to vegetation on any public land or on land belonging to another, is liable to imprisonment for 21 years.
The bushfire offence stands apart from the rest of this page, and it should be understood that way. A charge under s 203E does not require that anything was destroyed: it requires an intentionally lit fire and recklessness as to its spread to vegetation on public land or another person's land. The maximum — 21 years — reflects the scale of harm a bushfire can cause, and the courts sentence accordingly: general deterrence dominates, and custodial outcomes are the norm for offences of any seriousness. Firefighters acting reasonably in hazard-reduction and backburning operations are expressly excluded.
In bushfire prosecutions the recklessness element is where the legal contest usually lies — what the person foresaw about spread, in what conditions, on what day. These are grave allegations, frequently charged in the aftermath of fire seasons under intense public attention, and they call for senior, sober defence work from the first police contact.
The insurance-fraud overlap
Where a fire is followed by an insurance claim, two prosecutions can travel together: the fire itself under s 197 — dishonestly destroying property by fire with a view to gain — and the claim under the general fraud provision, s 192E. Fire investigators and insurers' assessors look at the same things: financial pressure, recent changes to cover, the movement of valuables before the fire, accelerant indicators.
One practical point matters more than the rest. Insurer interviews are not neutral. Statements given to an insurance investigator after a suspicious-circumstances fire are routinely provided to police and can found the prosecution case. Anyone asked to attend such an interview — even someone with nothing to hide and a claim they are entitled to pursue — should get legal advice first. The tension between pressing a legitimate claim and protecting your position in a possible prosecution is real, and it needs managing from the outset.
The expert-evidence battleground: origin and cause
Fire destroys its own evidence. Because of that, almost every contested arson prosecution is decided in the contest between origin-and-cause experts: where the fire started, how many points of origin there were, whether ignitable-liquid residues are present and what they actually signify, and whether accidental causes — electrical faults, appliances, smoking materials — were properly excluded.
That science is more contestable than it looks in a police facts sheet. Indicators once treated as classic proof of deliberate lighting have been substantially discredited by modern fire research; burn patterns once read as accelerant trails are now known to occur in fully developed accidental fires; and laboratory findings of ignitable residues can have innocent explanations in many buildings. The defence task in these cases is to subject the prosecution's expert conclusions to genuine scrutiny — methodology, exclusion reasoning, compliance with current fire-science standards — and, where the analysis warrants it, to brief an independent expert. Cases turn on this work.
What the prosecution must prove
- The property was destroyed or damaged — for the fire variants, by means of fire or explosives;
- The property belonged to another (or to the accused and another — which is how burning your own co-owned or mortgaged property can still be an offence);
- The destruction or damage was caused intentionally or recklessly — a genuinely accidental fire is not a crime; and
- For the aggravated variants, the specific intent charged: to injure, to gain dishonestly, or to endanger life.
Identification runs alongside the science: proving the fire was deliberately lit is not the same as proving who lit it, and circumstantial cases built on opportunity, motive and movement evidence have well-known weaknesses that proper preparation exposes.
How Lenz Legal approaches arson matters
Dean Lenz is an Accredited Specialist in Criminal Law with more than twenty years in serious criminal matters. Arson briefs are approached as expert-evidence cases from day one: the fire investigation material is obtained in full — scene photographs, laboratory results, the investigator's methodology — and tested against current fire science, with independent expertise briefed where the analysis justifies it. Where insurance proceedings run in parallel, both fronts are managed together so that nothing said in one damages the other. And as in every serious matter: get advice before any interview, whether the person asking the questions is a police officer or an insurer's investigator.
Arson — your questions answered
Is arson a specific offence in NSW?
No — the Crimes Act has no offence by that name. The conduct is charged as intentionally or recklessly destroying or damaging property by fire under s 195(1)(b), with aggravated variants for intent to injure, dishonest gain, or endangering life, and the separate bushfire offence under s 203E.
What penalty does lighting a bushfire carry?
The s 203E bushfire offence — intentionally causing a fire while reckless as to its spread to vegetation on public land or another's land — carries a maximum of 21 years' imprisonment, and the courts sentence it in its own register of gravity, with general deterrence at the forefront.
What if the fire was accidental?
A genuinely accidental fire is not an offence — the prosecution must prove intention or recklessness. Because the cause must be reconstructed by expert analysis after the event, the line between accident and recklessness is exactly where these cases are fought, and where defence expert evidence matters most.
Can an insurance claim lead to arson charges?
Yes. A fire followed by a claim can produce charges under s 197 (dishonestly destroying property by fire for gain, 14 years) and s 192E (fraud, over the claim itself). Statements to insurance investigators are routinely passed to police — get legal advice before any insurer interview after a suspicious-circumstances fire.