Modification inspections (AVCAIS)

Modifications will need to be inspected and certified at an AVCAIS if it changes:

• The performance of the vehicle
• The vehicle in a way that makes it no longer comply with Australian Vehicle Standards

You will find information on Australian Vehicle Standards-and when modifications are not required:

• For heavy vehicles (over 4.5t Gross Vehicle Mass) as administered by the NHVR :
  • NHVR Heavy vehicle modifications
  • NHVR Vehicle Standards Bulletin 6 (VSB6)
• For  light vehicles:
  • Vehicle Standards Bulletin 14 (VSB 14)

If you are unsure if your vehicle modifications need to be inspected and certified contact:

For light vehicles: The Vehicles Standards team on 03) 61663263 Email:  vehicle.standards@stategrowth.tas.gov.au

For heavy vehicles: The NHVR 1300 696 487 or E-mail: info@nhvr.gov.au

Find an Approved Vehicle Certifier

Search for an Approved Vehicle Certifier (AVC) who can inspect and certify your vehicle modifications.

Categories you can search include:

• Region or suburb
• Modification codes ('Mod Codes')
• Approved Vehicle Certifier’s name

You will need to contact an AVCAIS directly to book an inspection.

You will find contact phone numbers in the AVCAIS locations page above.

AIS Compliance Unit

Email: avc@stategrowth.tas.gov.au