Heavy Motor Insurance | WebInsure
Heavy vehicles keep Australia moving. Whether you operate prime movers on interstate linehaul, rigid tippers on quarry runs, refrigerated pan trailers on metro distribution, or specialised mobile plant on mixed work, your fleet is an essential asset that carries complex risks on and off the road. Heavy motor insurance helps manage those risks across vehicles, drivers, cargo, contracts, and compliance—all within an insurance program built for commercial operations.
At WebInsure, we focus on clarity and practical detail. This page outlines how heavy motor cover is typically arranged in Australia, key considerations to discuss, and the documents that help keep claims and contracts on track. It is general information only; consider your objectives and requirements and seek personal advice before making decisions.
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Overview
Heavy motor insurance is designed for business-owned trucks, trailers, buses and coaches, and certain self-propelled plant and equipment that uses public roads. Policies are commonly structured as either single-vehicle covers or a fleet program, with options ranging from comprehensive to third-party-only. For many operators, the heavy motor policy also integrates road risk and non-road liabilities, non-owned trailer cover, hired-in or dry hire arrangements, and transit or cargo liability where required.
Because operations vary—from local quarry loops to interstate B-double work, dangerous goods, agricultural runs 🌾, civil and construction 🛠️—insurers place weight on how, where, and by whom vehicles are used. Good disclosure and documentation help ensure cover aligns with your risk profile and with any obligations under finance agreements or cartage/contracting terms.
Key outcomes of a well-structured program include clarity on insured assets and limits, alignment with fatigue and maintenance practices, and an agreed approach to hired-in trailers, load handling equipment, and subcontractor interfaces.
Key risks and considerations
Heavy vehicle operators face risks that can be operational, contractual, or compliance-driven. Topics to explore when building your program include:
- Collision, overturning, fire, theft, vandalism, and hail exposures across prime movers, rigids, trailers, dollies, and plant.
- Third-party property damage and, where applicable, personal injury liabilities not otherwise addressed by CTP schemes.
- Load risks such as spillage, shifting and collapse, securement failure, or contamination where temperature control or product integrity is critical.
- Environmental impairment arising from spills on public or private property, including emergency response and clean-up at accident scenes.
- Contractual obligations: hold-harmless and indemnity clauses, waiver of subrogation requests, principal-named insured clauses, and specified insurance schedules.
- Non-owned trailers, containers, and load-handling equipment in your care, custody, or control, and requirements under interchange agreements.
- Dry hire and wet hire arrangements for trucks or mobile plant, including knock-for-knock provisions and on-site damage responsibilities.
- Dangerous goods carriage (ADG Code) and whether policy endorsements match the classes, quantities, and routes you handle.
- Radius of operation and location exposures—depot-based risks, overnight parking, regional theft hotspots, and remote recovery logistics.
- Drivers: licensing, experience, inductions, fatigue management, incident history, drug and alcohol policies, and use of telematics or dashcams.
- Maintenance and roadworthiness controls, defect management, pre-start checks, tyre policies, and documentation in line with NHVR requirements.
How cover is typically structured 🛠️
Insurance can be tailored to suit single operators through to complex fleets. While wordings vary by insurer, components often include:
- Motor vehicle damage: Accidental damage to insured vehicles, including prime movers, rigids, buses, trailers, dollies, and specified mobile plant operating on public roads.
- Third-party liability: Damage caused to third-party property arising from the use of your vehicle. Some policies also address certain injury exposures subject to jurisdiction and CTP intersections.
- Non-owned trailers in control: Cover for loss or damage to trailers you do not own but are legally responsible for under interchange or hire arrangements. Limits, excess structures, and aggregate deductibles may apply.
- Accessories and modifications: Refrigeration units, PTOs, cranes, tail lifts, tipper bodies, fuel pods, toolboxes, and communication equipment; confirm declaration and limits.
- Windscreen and glass: Options vary; check excess treatment and whether cover is comprehensive or limited to the windscreen only.
- Towing and recovery: Access to reasonable recovery costs after an insured event, including crane lifts, spill containment, and debris removal where specified; limits and authorisations often apply.
- Load recovery and debris removal: Some policies provide limited benefits for load salvage or debris clean-up after an accident; verify sub-limits and exclusions, especially for pollutants.
- Goods in transit (carriers or cargo liability): Often placed as a separate policy but coordinated with the heavy motor schedule; essential where you carry for reward or manage temperature-sensitive goods.
- Downtime or business interruption extensions: Availability and conditions differ; review waiting periods, maximum weekly benefit, and qualifying events carefully.
- Hired-in plant and dry hire liability: Where plant is hired in or out, cover may need to address physical loss or damage and hire charges; terms differ for road-registered versus purely off-road plant.
- Additional benefits by endorsement: Difference in excess, finance payout, sign-writing, personal effects of drivers, and return of vehicle—always check definitions and triggers.
Fleet programs typically include a schedule noting each vehicle’s sum insured (agreed or market), body type, and use; claims experience-based excesses or aggregate deductibles may be negotiated for larger operations. Ensure alignment between fleet management systems, finance schedules, and the insurance schedule for clean reconciliation at renewal and during mid-term changes.
Vehicles and operations commonly insured 🚜
Typical assets and operations within heavy motor programs include:
- Prime movers, rigid trucks (flatbed, curtainsider, tipper, compactor), car carriers, and road trains.
- Trailers of all types—refrigerated, drop deck, skel, tanker, side-tipper, dog and pig trailers, dollies.
- Buses and coaches (charter, school, and route), noting regulatory and passenger liability intersections.
- Mobile plant on or crossing public roads—concrete agitators, elevating work platforms, cranes, water carts, street sweepers; confirm classification under motor or mobile plant wording.
- Agricultural support vehicles 🌾 that operate on-road between properties; disclose non-standard attachments and loads.
If you operate mixed fleets (e.g., heavy trucks plus utes and service vehicles 🛠️), it’s often more efficient to coordinate commercial motor and heavy motor under a linked approach so conditions and deductibles are consistent across the business.
Claims and documentation 📋
Efficient claims handling begins with prompt notification and clear records. A practical approach is to keep a simple incident kit in each cab, including step-by-step guidance for drivers and a checklist of the photos and details to capture at the scene.
Typical claims steps:
- Ensure safety first—hazard lights, triangles if safe, call emergency services if required, and follow your company’s fatigue, incident, and spill procedures.
- Collect details: date, time, location, weather, third-party details, witness statements, and police event number if applicable. Capture photos of vehicle positions, damage, road signage, and any load spillage.
- Notify your broker/insurer as soon as practicable. Provide driver licence, registration, a summary of events, and any dashcam footage if available.
- For serious incidents: retain tow and salvage documentation, do not authorise disposal of parts, and
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Information commonly required when arranging cover
- Address or operating area and how the risk is used
- Key values, limits, and any recent valuations (where available)
- Claims history and any known incidents or losses
- Contractual or lender requirements (certificates, endorsements, clauses)
- Risk controls already in place (security, maintenance, procedures)
General guidance
Cover, limits, conditions, and exclusions vary by insurer and policy wording. Always review the Product Disclosure Statement (PDS) and confirm suitability for your circumstances.
Need assistance?
If you would like help, please contact WebInsure and we can guide you through the information typically required.
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