Approval of Heavy Vehicle Modifications - Victoria


You will require this approval if you intend to modify a heavy vehicle. This approval is needed for modifications that can affect the safety of the heavy vehicle.

There are two categories of heavy vehicle modifications that require approval:

  • Modifications that are outlined in the code of practice (which require approval by an Approved Vehicle Examiner)
  • Modifications that are outside the scope of the code of practice that may cause the vehicle to be non-compliant with a heavy vehicle standards (which require approval by both an Approved Vehicle Examiner and the responsible agency).

A heavy vehicle is a vehicle with a gross vehicle mass (GVM) or an aggregate trailer mass (ATM) of more than 4.5 tonnes.

Please consult the responsible agency for more information and to ascertain the level of compliance (if any) that may be required.

Service type


A licence defines the need to obtain recognition / certification and registration to undertake a certain business activity.


Minor modifications that do not cause the vehicle to become non-compliant with vehicle standards may not require this approval. Examples include additional lighting, aerials, air conditioning and alarm systems.

Eligibility requirements

To be eligible for this approval, you must:

  • prove that the use of a modified vehicle will not pose significant safety risks
  • comply with noise and emission standards, unless otherwise exempted
  • submit the required forms.

Please consult the responsible agency for more information regarding eligibility requirements.


Fees Details for this service in table format.

Task Type Business Structure Description
Apply Application All

Please consult the responsible agency for information on fees to be submitted.


Task Business Structure Resources
Apply All Modification Application - PDF (Opens in new window)

Act(s) name

Heavy Vehicle National Law Application Act 2013 VIC

Regulation(s) name

Heavy Vehicle (General) National Regulation 2013 VIC

Heavy vehicle (Vehicle Standards) National Regulations 2016 VIC

Administering agency

National Heavy Vehicle Regulator

Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.

Vehicle Standards Unit

National Heavy Vehicle Regulator

Mailing address: PO BOX 492
Fortitude Valley, Queensland 4006
Queensland 7008
Phone: 1300 696 487
Fax: 07 3309 8777
Website: National Heavy Vehicle Regulator (Opens in new window)