Certification of Road-friendly Suspension Systems.

Rear Marking Plates.

National Type-approval Scheme for Heavy Vehicles - Upgrading to Seats with Integrated Seat Belts.

National Code of Practice for Light Vehicle Construction and Modification.

Maximum Road Speed Limiting for Heavy Trucks and Buses.

Steering Conversions for Left Hand Drive Vehicles.

Manufacture and Installation of Additional Seats.

Heavy Vehicle Modifications.

Commercial Vehicle Weights and Dimensions - InterRegs Summary Sheet.