National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.2)

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au C2025G00081 In force Gazette

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HEAVY VEHICLE NATIONAL LAW

National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.2)

 

  1.        Purpose

 

  1.       This Notice exempts eligible Class 3 heavy vehicles that are road trains up to 53.5m in length to a specified network between South Australia to Western Australia. This Notice grants exemptions to certain axle mass requirements under Schedule 1 of the Heavy Vehicle (Mass, Dimension and Loading) National Regulation (MDL Regulation) and provides alternative conditional mass limits. The purpose of this access is to allow increased freight capacity on alternative specified areas or routes during a period when regular rail and road freight routes are affected by natural disaster.

 

Note: As a class 3 exemption, this Notice applies to any vehicle that complies with the conditions of this Notice, up to the specified conditional masses. Apart from the exempted mass limits, a vehicle must comply with all other requirements of the Heavy Vehicle National Law.

 

  1.       This Notice revokes the National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.1).

 

  1.        Authorising provision

 

  1.       This Notice is made under the following provisions of the Heavy Vehicle National Law (HVNL):

 

  1.       Section 117 – Regulator’s power to exempt a category of class 1 or class 3 heavy vehicles

 

  1.        Title

 

This Notice may be cited as the National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.2).

 

  1.        Commencement date

 

This Notice commences on 17 February 2025.

 

  1.        Expiry date

 

This Notice expires on 02 March 2025.

 


  1.        Definitions

 

Unless otherwise stated, words and expressions used in this Notice have the same

meanings as those in the HVNL and its regulations.

 

  1.        Application

 

  1.       This Notice applies to a heavy vehicle that meets all of the requirements of this section.

 

  1.       This Notice applies to a heavy vehicle that is a class 2 road train that does not exceed 53.5m in length, and that meets the definition of a Type-2 road train under section 6 of the National Class 2 Road Train Authorisation Notice.

 

  1.       This Notice only applies to a heavy vehicle operating in the stated routes set out in section 10.

 

  1.       A heavy vehicle to which this section applies is an eligible vehicle.

 

  1.        Exemption – Prescribed mass requirements

 

  1.       An eligible vehicle is exempt from the following mass requirements under Schedule 1 of the Heavy Vehicle (Mass Dimension and Loading) National Regulation (MDL Regulation):

 

  1.       section 4 – Mass limits for a single axle or axle group

 

  1.       An exemption in 1) only applies to the extent provided by specific conditional mass limits in section 9 of this Notice.

 

  1.        Conditions – Mass (axle masses)

 

  1.       An eligible vehicle operating under this Notice may not exceed the following mass limits relating to axles:

 

  1.       a tandem axle group – 17t
  2.       a tri-axle group – 22.5t.

 


  1.    Conditions – Areas and routes

 

  1.       For the purposes of section 121(1)(c) of the HVNL, a network set out in Schedule 1 is a stated areas or routes to which this Notice applies.

 

  1.       An eligible vehicle operating on an areas or routes under this section must comply with the following conditions relevant to it:

 

  1.       Road conditions pursuant to section 160 of HVNL; and
  2.       Travel conditions pursuant to section 161 of the HVNL; and
  3.        Vehicle conditions pursuant to section 162 of the HVNL.

 

  1.    Conditions – Certified road-friendly suspension systems

 

  1.       The following specified axle groups on eligible vehicles operating under this Notice must be fitted with the following when those axle groups exceed regulation mass limits:

 

  1.       for tandem axle groups – a certified road-friendly suspension system
  2.       for tri-axle groups – a certified road-friendly suspension system

 

  1.       Any system or equipment specified in this section must be functioning when an eligible vehicle is operating under this Notice.

 

  1.    Conditions – Mass Management Accreditation

 

If an eligible vehicle operating under this Notice is fitted with a tri-axle group that exceeds regulation mass limits, the driver of the vehicle must hold mass management accreditation for the vehicle.

 

 

Jose Arredondo

Manager Network Access Policy (Service Delivery)

National Heavy Vehicle Regulator

 


 

Schedule 1 Stated areas and routes

  1.        Areas or routes

 

  1.       Table 1 sets out stated routes pursuant to section 10 of this Notice. An eligible vehicle may operate on the route set out in column 1 under the conditions noted in column 2 or each table.

 

  1.        Condition – Continuity of route

 

  1.       An eligible vehicle must follow the route specified in Table 1 or 2 either:

 

  1.       from the route’s start point to its end point; or
  2.       on a return journey after a journey under a) from the route’s end point to its start point.

 

  1.       The start and end point of the route are specified in Column 2 of each table.

 

Table 1: Stated Route – Lincoln Gap to Western Australia Border

Column 1

Column 2

Stated areas or routes

Notes

53.5m Road Train (HML), Port Augusta West – Lincoln Gap

Start Point

Eyre Hwy, Nullarbor

 

SA / WA Border, Eyre Highway, Nullarbor

End Point

 

Note: Regardless of any conditions in Column 2 of Table 1 in this Schedule, all official traffic signs must be complied with.

Caution to be taken at the intersection of Eyre Hwy from Lincoln Hwy. A left turn cannot be commenced until intersection is clear.

Rail clearance should be obtained prior to travel pursuant to rail owner requirements.

 

 

Overview

The National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.2) was enacted to provide temporary exemptions to certain mass requirements for Class 3 heavy vehicles, specifically road trains up to 53.5m in length, to facilitate increased freight capacity in areas affected by natural disasters. This Notice was introduced to address the gap in logistics caused by disruptions to regular rail and road freight routes, aiming to ensure the continued movement of essential goods and services. Made under Section 117 of the Heavy Vehicle National Law (HVNL), this exemption Notice was issued by the National Heavy Vehicle Regulator and is intended to expedite recovery efforts by allowing for the temporary use of alternative routes and mass limits during periods of crisis. This exemption Notice revokes the earlier issued National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.1), reflecting the evolving needs and conditions in the affected areas.

Scope and Application

The National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.2) applies to eligible Class 3 heavy vehicles, specifically road trains not exceeding 53.5 metres in length, which are operating within a specified network between South Australia and Western Australia. This exemption is intended to facilitate increased freight capacity on alternative routes or areas during periods when regular rail and road freight routes are disrupted due to natural disasters. The Notice provides exemptions from certain axle mass requirements under the Heavy Vehicle (Mass, Dimension and Loading) National Regulation, subject to specified conditional mass limits and other conditions such as road, travel, and vehicle conditions as outlined in the Heavy Vehicle National Law. The exemption is applicable only to vehicles complying with the Notice's conditions and operates on the stated routes detailed in Schedule 1 of the Notice. This Notice, which revokes the previous National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No.1), is made under Section 117 of the Heavy Vehicle National Law, which grants the Regulator the power to exempt a category of Class 3 heavy vehicles. The Notice commences on 17 February 2025 and expires on 2 March 2025. Eligible vehicles must adhere to specified mass limits for tandem and tri-axle groups, be fitted with certified road-friendly suspension systems where necessary, and have drivers holding mass management accreditation if fitted with a tri-axle group exceeding regulation mass limits. The exemption applies solely to the specified routes between South Australia and Western Australia, and all other requirements of the Heavy Vehicle National Law must be met.

Key Provisions

The National Class 3 Supplementary Access (Western Australia Assistance) Exemption Notice 2025 (No. 2) is an exemption for eligible Class 3 heavy vehicles, specifically road trains up to 53.5m in length, to operate on a specified network from South Australia to Western Australia. This exemption, effective from 17 February 2025 and expiring on 02 March 2025, allows for the lifting of certain axle mass requirements as outlined in Schedule 1 of the Heavy Vehicle (Mass, Dimension and Loading) National Regulation (MDL Regulation) and provides alternative conditional mass limits (section 8). This is primarily to facilitate increased freight capacity during a period when regular rail and road freight routes are disrupted by a natural disaster. To qualify under this Notice, a heavy vehicle must meet specific conditions, such as being a class 2 road train that does not exceed 53.5m in length and meets the definition of a Type-2 road train under section 6 of the National Class 2 Road Train Authorisation Notice (section 6). Additionally, the vehicle must comply with all other requirements of the Heavy Vehicle National Law (HVNL) apart from the exempted mass limits (section 2). The vehicle must also adhere to certain conditions relating to mass, areas and routes, certified road-friendly suspension systems, and mass management accreditation. These conditions ensure that the vehicle operates within safe parameters while benefiting from the mass exemptions. Vehicles must adhere to specified mass limits relating to axles, such as a tandem axle group not exceeding 17t and a tri-axle group not exceeding 22.5t (section 9). Furthermore, vehicles must be fitted with certified road-friendly suspension systems for tandem and tri-axle groups that exceed regulation mass limits, and these systems must be functioning (section 10). The driver of the vehicle must also hold mass management accreditation if the vehicle is fitted with a tri-axle group that exceeds regulation mass limits (section 11). Breach of the conditions set out in this Notice may lead to various civil and criminal consequences. The specific penalties are not detailed in this Notice, but generally, violations of the Heavy Vehicle National Law can lead to fines, imprisonment, or both, depending on the severity of the offence. It is imperative for operators to adhere to all conditions to avoid any legal repercussions.

Legal classification tags

Area of Law
Commercial Law
Instrument
Gazette Notice
Concepts
Commencement Provisions
Exemptions & Exclusions
Regulatory Standards
Conditions – Mass (axle masses)
Conditions – Areas and routes
Conditions – Certified road-friendly suspension systems
Conditions – Mass Management Accreditation

Interactions

Authorises

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.