Gas Bottle Transport Regulations Australia: The 2026 Safety Guide

Quick Answer: Most states limit you to two 9kg bottles in an enclosed vehicle. However, safety experts recommend external mounting to prevent gas pooling and explosion risks.

If you travel with LPG gas bottles for camping, caravanning, or 4WD adventures, it’s important to understand the regulations and safety concerns before you hit the road.
While some states allow you to transport gas bottles inside your vehicle, safety experts strongly recommend against it. The risks are real and preventable.

Common Gas Transportation Questions:

How many gas bottles can i transport in a ute?

In most Australian states, including QLD and NSW, you can legally transport up to two 9kg gas bottles (totaling 18kg of gas) in an enclosed vehicle. However, when using an open ute tray, safety is significantly higher as any leaking gas can dissipate into the air rather than pooling in the cabin. Always ensure bottles are secured upright in a dedicated holder to prevent rolling or valve damage.

Is it safe to travel with a gas bottle inside a car?

Technically, it is legal if you follow strict ventilation rules, but it is not recommended by safety experts. Gas is heavier than air; if a valve leaks even slightly, the gas will pool in the footwells of your car. A single spark from a phone charger or cigarette lighter could then cause a catastrophic explosion. For maximum safety, always mount gas bottles externally on a rear bar or roof rack.

What are the gas bottle storage requirements for camping?

When at a campsite, gas bottles must be stored in a well-ventilated area, at least 1.5 meters away from any ignition sources (like your campfire or stove). They must remain in an upright position at all times to ensure the pressure relief valve functions correctly. If you are storing them on your vehicle, ensure they are housed in a crash-resistant, secure gas bottle mount that prevents movement during off-road travel.

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State & Territory Guidelines for Transporting Gas Bottles

New South Wales (NSW)

Gas bottles must be transported upright, secured, and with a current test date stamp. Avoid carrying more than two small cylinders inside an enclosed vehicle.
Read NSW Government guidelines → 

Queensland (QLD)

Queensland’s Petroleum and Gas (Safety) Regulation 2018 limits enclosed transport to two cylinders, each 9 kg or less, upright, secured, and fitted with a safety plug.
Read Queensland Government guidelines → 

Victoria (VIC)

WorkSafe Victoria advises avoiding enclosed transport where possible and ensuring bottles are upright, secure, and ventilated.
Read WorkSafe Victoria safety alert →

South Australia (SA)

Loose cylinders should never be inside the cabin. Use ventilated, sealed compartments or secure external mounts.
Read SA Government guidelines → 

Western Australia (WA)

Avoid transporting LPG cylinders in enclosed areas. Keep them upright, ventilated, and remove promptly after travel.
Read WA WorkSafe guidance → 

Tasmania (TAS)

Cylinders must be upright, plugged, and within their 10-year inspection period. Store in a cool, well-ventilated place away from ignition sources.
Read WorkSafe Tasmania guidelines → 

Australian Capital Territory (ACT) & Northern Territory (NT)

Follow the national standard AS 4332: store and transport cylinders upright, secure, and ventilated — ideally outside the passenger compartment.

The Risks of Transporting Gas Bottles Inside Your Vehicle

Even if it’s legal where you are, there are serious dangers:

•  Gas leaks – LPG can pool in low areas of the car, creating an explosive environment.

•  Ignition hazards – Sparks from static, electrical switches, or the engine can ignite leaked gas.

•  Heat build-up – Car interiors can exceed 50 °C, raising pressure and the risk of venting.

•  Crash projectiles – A loose bottle can become a dangerous missile in a collision.

A Safer Alternative — External Mounting

Safety authorities recommend mounting gas bottles outside the vehicle whenever possible. External gas bottle holders:

• Keep bottles ventilated.

• Reduce the risk of gas build-up.

• Prevent bottles from becoming dangerous projectiles.

• Free up valuable interior space.

See our Top End Campgear Gas Bottle Holder Range for secure mounting options for 2 kg, 3 kg, 4 kg, and 9 kg cylinders.

Travel safe. Follow the rules. And when in doubt, keep your gas bottles outside.