Heavy vehicles

Information about fatigue management, maximum mass, height, weight and length of heavy vehicles, restraining loads, and the legal obligations of drivers and others in the supply chain.

  • This topic covers

    This topic covers

    • Heavy vehicles
    • Fatigue management
    • ​The maximum mass, height, width and length of heavy vehicles
    • How loads should be restrained
    • The legal obligations of drivers and others in the supply chain

    A heavy vehicle is any vehicle that weighs more than 4.5 tonnes. 

    If the customer has received a fine, see the Fines topic for information about the fines process.

    If the customer's offence is being heard in the Local Court of NSW, see the Crime​ topic for information about the court process. 

    The issues in this LawPrompt are complex and customers should be encouraged to get legal advice.

Time limitAction
28 days, or three months with the leave (permission) of the CourtTo appeal a decision of the Local Court to the District Court, if you attended court when you were convicted and sentenced.
Two yearsFrom the date of the decision to apply for an annulment, if you didn't attend court.

Organisation

OrganisationResponsibilities
National Heavy Vehicle Regulator (NHVR)The government body responsible for administering the Heavy Vehicle National Law for all heavy vehicles in Australia, including Heavy Vehicle Inspection Stations, on-road enforcement, investigations and prosecutions.
Transport for NSWThe NSW authority responsible for the registration and licensing of heavy vehicle drivers, registration of heavy vehicles, tow truck investigations and compliance.

Legislation

AuthorityCovers
Heavy Vehicle National Law (HVNL)Outlines the law regarding heavy vehicles. The HVNL focuses on mass, dimension and loading requirements, speed and fatigue management.​
Heavy Vehicle (Fatigue Managemen​t) National Regulation (NSW) Outlines drivers’ maximum work and minimum rest hours and record keeping requirements.
Heavy Vehicle (General) National Regulation (NSW)Outlines the process for vehicle approvals, the process for dealing with seized property and the obligations of the NHVR.
Heavy Vehicle (Mass, Dimension and Loading) National Regulation (NSW)Outlines the maximum mass and dimensions of heavy vehicles and the rules for restraining loads on heavy vehicles.
Heavy Vehicle (Vehicle Standards) National Regulation (NSW)Outlines the vehicle standards that a heavy vehicle must comply with before it can be used on public roads.

Common ​​termDefinition
Aggregate Trailer Mass (ATM)Aggregate Trailer Mass is the total weight of the trailer, including​ its load, and the weight of the towing vehicle when they are on a flat surface. 
Concessional Mass Limits (CML)Concessional Mass Limits allow an operator to carry more than the General Mass Limit if they are accredited under the National Heavy Vehicle Accreditation Scheme.
General Access Vehicle (GAV)A General Access Vehicle is a vehicle which does not need a notice or permit to access a road. 
General Mass Limits (GML)The General Mass Limit is the maximum weight for all heavy vehicles unless they have an accreditation or an exemption. 
Gross Vehicle Mass (GVM)The Gross Vehicle Mass is the maximum loaded weight of a vehicle. 
Heavy vehicle A heavy vehicle is a vehicle (or a combination that includes a vehicle) with a Gross Vehicle Mass or an Aggregate Trailer Mass of more than 4.5 tonnes. 

Heavy Vehicle National Law (HVNL)

The Heavy Vehicle National Law is the law that applies to all heavy vehicles in Australia. It includes the: 

  • ​Heavy Vehicle National Law (NSW)
  • Heavy Vehicle (Adoption of National Law) Act 2013
  • Heavy Vehicle (Adoption of National Law) Regulation 2013
  • Heavy Vehicle (Registration) National Vehicle Regulation 2018
  • Heavy Vehicle (Fatigue Management) National Regulation
  • Heavy Vehicle (General) National Regulation
  • Heavy Vehicle (Mass, Dimension and Loading) National Regulation
  • Heavy Vehicle (Vehicle Standards) National Regulation.
Higher Mass Limits (HML)Higher Mass Limits give some heavy vehicles extra mass entitlements if the vehicle's operator is accredited under the National Heavy Vehicle Accreditation Scheme and fitted with a certified road friendly suspension. 
Pole-type trailer A pole-type trailer is a trailer attached to a vehicle by a pole or an attachment fitted to a pole and is generally used to carry a load. 
​Road train prime mover​A prime mover registered as a multi combination prime mover in a state or territory. In NSW, these are 3-axle prime movers with the registration code MC3 and 4-axle prime movers with the registration code MC4.
Restricted Access Vehicle (RAV)A Restricted Access Vehicle (RAV) is a vehicle which does not comply with dimension or mass limits. A RAV may still access certain roads if it has a specific permit. 

OrganisationFees
National Heavy Vehicle Regulator (NHVR)​​You have to pay a fee to apply for each accreditation under the National Heavy Vehicle Accreditation Scheme (NHVAS). The fee varies depending on what the accreditation is for. See Fee schedule on the NHVR website​. 
The National Driver Work Diary costs $28.00 (as at 1 July 2023).​ See Work diary on the NHVR website.

OrganisationForms
National Heavy Vehicle Regulator (NHVR)You must complete a National Heavy Vehicle Accreditation Scheme (NHVAS) accreditation application form​ to apply for an accreditation under the NHVAS. The documents supporting your application will vary depending on the accreditation you are applying for. See NHVAS applications and forms on the NHVR website. 
If you are applying​ for an exemption from filling out your work diary yourself, you will need to fill out an Establish work diary or record keeping exemption (permit) form.

TypeCosts
Legal costs

If you are convicted of the offence, you may have to pay the costs of the Prosecutor, for example, a lawyer representing Transport for NSW (TfNSW). There is no set amount. The amount depends on what is reasonable in the circumstances. 

If you successfully defend your matter you may be able to claim costs. For more information about claiming your lawyer's costs, see the Crime topic.

Victims Support Levy

If you are convicted of the offence, you may also have to pay the Victims Support Levy.

If your charge is dismissed, you won't have to pay the Victims Support Levy.

If get a section 10 dismissal for the offence, you may not have to pay the Victims Support Levy.

Woman working on computer

Frequently Asked Questions

Frequently Asked Questions about heavy vehicles.

Last updated: December 2023