Need a QLD Mod Plate?
Fast, Hassle-Free, and Fully Certified Inspections Across Brisbane
Get your vehicle modifications certified by an Approved Person (MA3308) in full compliance with TMR, QCOP, and VSB6 standards.
- Same-Day Bookings Available
- Covers 30+ Modification Codes
- Starts From $400 | Light & Heavy Vehicles | Fast Turnaround
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QLD Mod Plates
Queensland Modification Plates – Fast, Compliant, and Certified
If you've modified your vehicle in Queensland, a QLD Mod Plate is legally required to ensure your modifications meet the standards set by the Department of Transport and Main Roads (TMR).
At Aries Tech, we’re fully accredited as an Approved Person (MA3308) to inspect and certify a wide range of vehicle modifications in compliance with the Queensland Code of Practice (QCOP) and Vehicle Standards Bulletin 6 (VSB6).
When do I require a Modification Plate?
You will need a Modification Plate when your vehicle has undergone changes that alter its original specifications. These include engine swaps, suspension upgrades, brake modifications, seating changes, or any other structural or performance enhancements. All such modifications must be certified by an Approved Person.
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Modification Codes |
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Engine Swaps and Performance Upgrades |
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| LA1 | Equivalent Engine Installation – Swapping an engine with one of similar size, weight, and emissions. | ||
| LA2 | Performance Engine Installation – Installing a more powerful engine that requires additional checks and engineering certification. | ||
| A1 | (Presumed) Emission Control Compliance Certification – Ensures engine swaps meet emissions regulations. | ||
| A3 | (Presumed) Fuel System Alteration – Involves changes related to fuel delivery due to engine upgrades. | ||
Transmission and Axle Modifications |
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| LB1 | Transmission Substitution – Replacing the transmission with a different unit. | ||
| LB2 | Rear Axle Substitution – Changing the differential or axle assembly. | ||
| B1 | (Presumed) Driveline Modification – Alteration of driveshafts or coupling systems. | ||
| D1 | (Presumed) Final Drive Ratio Change – Changes in differential ratios for performance or economy. | ||
Steering and Suspension Changes |
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| LS1 | (Assumed) Standard Suspension Upgrade – Factory-style suspension replacement. | ||
| LS2 | FLHD Vehicle Steering Conversion (Design) – Converting steering in Forward Control or Heavy-Duty Vehicles. | ||
| LS3 | Front Suspension and Steering Modification – Includes changes like upgraded arms, bushings, or rack replacements. | ||
| LS4 | (Presumed) Rear Steering Additions or Adjustments. | ||
| LS6 | Rear Suspension Modification – Leaf/coil spring upgrades or link geometry adjustments. | ||
| E2 | (Presumed) Steering Wheel/Column Alteration – Swaps or changes to columns and wheels. | ||
| F1 | (Presumed) Independent Front/Rear Suspension Conversions. | ||
Brake System Upgrades |
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| LG1 | (Assumed) Brake Component Upgrade – Replacing calipers, discs, or drums with larger/aftermarket parts. | ||
| LG2 | Brake System Conversion (Design) – Major changes like converting drum to disc or integrating performance brake kits. | ||
| G1-G2 | (Presumed) Covers brake boosters, ABS modifications, or electronic brake integration. | ||
Chassis Alterations and GVM/GCM Re-Rating |
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| LH4 | Roof Conversion – Includes pop-tops or raising roof heights for campervans or delivery vehicles. | ||
| S1-S13 | (Presumed) GVM/GCM Upgrade Certification – Alterations to increase Gross Vehicle or Combination Mass ratings. | ||
| H4 | (Presumed) Chassis Extension or Reinforcement – Includes wheelbase changes and chassis strengthening. | ||
Dual Controls and Disability Vehicle Modifications |
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| LC1 | (Presumed) Installation of Dual Controls for Instruction – Design phase. | ||
| LC2 | Dual-controls for Driver Trainer Vehicles (Design). | ||
| LC3 | (Presumed) Dual Control Installation – Implementation/engineering phase. | ||
| LC4 | Dual-controls for Driver Trainer Vehicles (Modification). | ||
| K3 | (Presumed) Disability Control Interface Installation – Hand controls or pedal adaptations.phase. | ||
| K4 | (Presumed) Wheelchair Restraint Systems and Lifts Installation. | ||
Seatbelt, Seat, and Roll Cage Installations |
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| LK1 | Seat and Seatbelt Installation/Removal. | ||
| LK2–LK5 | (Presumed) Additional Seating Layout Modifications or Mounting Brackets. | ||
| LK6 | Child Restraint Anchorage Installation. | ||
| LK8 | One-Off Roll-bar/Roll-cage Construction and Installation by Individuals. | ||
| LK9–LK10 | (Presumed) Multi-point Seatbelt Harness Installations, Racing Seats. | ||
| K1 | (Presumed) Custom Seatbelt or Occupant Protection Certification. | ||
| K2 | (Presumed) Custom Roll Cage Engineering and Approval. | ||
Electric Drive Conversions |
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| LV1 | Electric Drive Conversion – Full conversion from internal combustion engine to electric powertrain, including battery system, drive motor, and controller integration. | ||
Trailer and Towing System Modifications |
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| LS12 | Towing Attachment Modifications – Towbar installations or upgrades for higher towing capacity. | ||
| P1 | (Presumed) Trailer Brake System Compliance. | ||
| P2 | (Presumed) Trailer Lighting and Electrical Connection Compliance. | ||
We Offer
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mod plate issuance across Brisbane and
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reports |
End-to-end
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and
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Servicing All Regions
- Gold Coast
- Greater Brisbane
- Ipswich
- Toowoomba
- Caboolture
- Sunshine Coast
- Kingaroy
- Dalby
- Gympie
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- Bundaberg
- Gladstone
- Rockhampton
- Emerald
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Frequently Asked Questions (FAQs) – Aries Tech QLD Mod Plates
What is a Mod Plate?
A Mod Plate is an official certification issued after your vehicle has undergone modifications. It confirms that the work complies with Queensland's safety and design standards set by the Department of Transport and Main Roads (TMR).
Can I get a Mod Plate in Brisbane?
Yes. Aries Tech offers fast and compliant Mod Plate services in Brisbane and surrounding areas. We are fully accredited (MA3308) and can certify a wide range of vehicle modifications.
How do I get a Mod Plate in QLD?
Simply contact Aries Tech to book an inspection. We'll assess your modifications, ensure they meet QCOP/VSB6 guidelines, and issue the Mod Plate if compliant. We can also assist with documentation and reports.
When do I need a Mod Plate in Brisbane?
You need a Mod Plate if you’ve made significant changes to your vehicle—such as engine swaps, suspension upgrades, brake conversions, or body alterations. Certification is legally required before driving the modified vehicle on Queensland roads.
How do I prepare for a Mod Plate inspection?
Ensure all modifications are professionally completed and meet TMR regulations. Keep all documentation and receipts ready. You can use the official checklist here:
TMR Vehicle Standards and ModificationsWhat if my vehicle fails the first Mod Plate inspection?
If there are any faults, we’ll provide a detailed report. Once the issues are fixed, you can schedule a Second Inspection with us for just $49.
What types of modifications require a Mod Plate?
Common modifications that require certification include:
- Engine swaps or turbo installations
- Suspension or steering upgrades
- Brake system conversions
- Seating and seatbelt changes
- Fuel tank modifications
- Campervan conversions
- Electric drive conversions
- Towing and trailer system changes
How do I book a mobile Mod Plate inspection?
Booking is easy! Just give Aries Tech a call or message us. We offer mobile inspections for commercial fleets and individual vehicles across Brisbane and nearby regions.