Engineering Signatory ACT
The ACT uses recognised engineering signatories to certify modified vehicles against VSB14 and ACT-specific requirements, and accepts signatories approved in other states and territories.
- Scheme
- Recognised engineering signatory scheme
- Who certifies
- Recognised engineering signatory
- Authority
- Access Canberra
- Validity
- Recorded with registration
- Plate / record
- Assessed against VSB14 plus ACT requirements
How the ACT certifies
Recognised engineering signatories assess modified vehicles against VSB14 plus ACT requirements, with certification recorded against the registration through Access Canberra.
Interstate signatories accepted
The ACT accepts signatories approved in other states and territories — useful given how many Canberra owners have work performed in NSW.
Sources and verification
This page summarises the Recognised engineering signatory scheme as administered by Access Canberra. It is a summary, not the instrument itself. Requirements change, and they are applied at the discretion of the authority and the certifier assessing your vehicle.
- Road Transport (Vehicle Registration) Regulation 2000 (ACT)
- Vehicle modifications — Access Canberra
- Official Access Canberra information
Before you start work, confirm your specific situation with Access Canberra or a Recognised engineering signatory. Do not rely on this page alone to decide whether a modification is legal.
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Frequently asked questions
Can a NSW certifier sign off an ACT-registered car?
The ACT accepts signatories approved in other states and territories. Confirm the specific signatory and modification with Access Canberra before booking.
Keep reading
Current as at 2026-08-24. Reviewed every 90 days; next review due 2026-11-22. This guide is general information for Australian vehicle owners, not legal or engineering advice. Requirements change and are applied at the discretion of your state authority. Always confirm with your road authority or a licensed certifier before starting work.