What is a mod plate?
A Modification Plate (Mod Plate) certifies that certain vehicle modifications meet Queensland regulations.
Whether it’s an engine swap, brake upgrade, turbo charging or one of many more modifications we will make sure the your modification is legal and certified.
This not only ensures you comply with the law but it keeps your insurance company happy.
Did you know?
In Queensland, driving with unapproved vehicle mods can lead to defects, fines, or even having your car grounded.
A mod plate shows your upgrades meet QLD Transport standards, keeping your car safe, legal, and roadworthy. At ZK AUTOS, we can help get your mods certified and fitted with the right plate, so you can enjoy your build without the stress!

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Modification Codes We Can Help With
- LA1 - Equivalent Engine Substitution
- LA2 - Performance Engine Installation
- LA3 - Supercharger/Turbocharger Installation
- LA4 - Engine Modifications
- LB1 - Transmission Substitution
- LB2 - Rear Axle Substitution
- LC2 - Dual Controls For Driver Training Vehicles (Modification)
- LC4 - Vehicle Controls For Persons With A Disability (Modification)
- LG2 - Brake System Conversion
- LH2 - Roof Conversion
- LH7 - Body/Chassis Variants Conversion
- LK1 - Seat And Seatbelt Installation/Removal
- LK10 - Aftermarket Roll Cage and Roll Over Protection System Installation
- LK6 - Child Restraint Anchorage Install
- LK8 - Roll Bar and Roll Cage Installation
- LM1 - Fuel Tank Alteration
- LS10 - High Lift - Up to 150mm (Modification)
- LS15 - Gross Vehicle Mass Rating of Light Vehicles
- LS4 - Front suspension and steering modification
- LS6 - Rear suspension modification
HOW IT WORKS
CONTACT US
TELL US ABOUT YOUR MODS
INSPECTION ARRANGED
MODS CERTIFIED
FAQs
What is a Modification Plate?
A Modification Plate (Mod Plate) certifies that certain vehicle modifications meet Queensland regulations and have been approved by an authorised approved examiner.
What types of modifications can be certified?
This depends on the modification, but commonly includes suspension upgrades, lift kits, seating modifications, engine conversions, brake upgrades and more.
How much does a Mod Plate cost?
The cost varies depending on the type and complexity of the modification. Contact us with your vehicle details and we’ll provide a personalised quote.
Can I get multiple modifications certified at once?
Yes. If your vehicle has multiple modifications, multiple codes can often be assessed during the same inspection.
What happens if my modification isn't compliant?
We’ll explain why it doesn’t meet the required standards and advise what changes may be needed before certification can be issued.
Unsure if Your Vehicle Needs a Mod Plate?
Give us a call. We’re happy to point you in the right direction.
