Vehicle Standards Guides

These Vehicle Standards Guides provide advice and guidance, on a range of issues regarding heavy vehicle standards and modifications.

The NHVR produces these guides based on frequently asked questions and hot topics that may arise from time to time.

Title Topic
VSG 1 – Driving Lamps (PDF, 216KB) Heavy vehicle safety standards requirements when attaching LED light bars to a heavy vehicle for use as a driving lamp.
VSG 2 – Changes to heavy vehicle safety standards (PDF, 209KB) Changes that will be made to the heavy vehicle safety standards from 1 July 2017.
VSG3 – Semitrailer rear bumpers (PDF, 219KB) Changes to the requirements for rear bumper bars on semitrailers.
VSG4 – Inspection of drawbar eyes (PDF, 1.2MB) Inspection of drawbar eye couplings and identifying some common issues that may lead to coupling failure.
VSG5 – Converting a vehicle into a motorhome (PDF, 491KB) Heavy vehicle safety standards requirements to consider when converting a vehicle into a motorhome that will have a gross vehicle mass (GVM) greater than 4.5t.
VSG6 – Update for Approved Vehicle Examiners in New South Wales (PDF, 231KB) Modifications previously classed as "owner certified" in NSW that now require approval by an Approved Vehicle Examiner (AVE).
VSG7 – Modifications to new vehicles: Fitting bodies and tow couplings (PDF, 292KB) Heavy vehicle safety standards requirements when modifying a new heavy vehicle by fitting a body or tow coupling.
VSG8 – Film on bus emergency exits (PDF, 476KB) Heavy vehicle safety standards requirements when applying films (advertising, vandal proofing, tinting and other films) to bus emergency exits.
VSG9 – Re-rating of Gross Vehicle Mass (PDF, 200KB) Heavy vehicle safety standards requirements for modifying a vehicle’s gross vehicle mass (GVM).
VSG10 – Backlit Badges and Logos (PDF, 248KB) Fitment and use of backlit badges, emblems or logos on heavy vehicles.
VSG11 - Fitting of additional reflectors and conspicuity markings (PDF, 343KB) Fitting of additional reflectors and conspicuity markings on heavy vehicles intended to improve their visibility.
VSG12 - Truck-mounted attenuators (PDF, 361KB) Fitting and use of truck-mounted attenuators (TMAs).
VSG13 - Rear-loading waste collection vehicles in New South Wales (PDF, 366KB) Information about the vehicle standards exemption (notice) for rear-loading waste collection vehicles operating in New South Wales.
VSG14 - NHVIM Fact Sheet - Brake Testing (PDF, 322KB) Information about machine brake testing, namely roller brake testing, in the National Heavy Vehicle Inspection Manual
VSG15 - Delayed implementation of Modification Codes H6 and H7 (PDF, 330KB) Advice about the delayed implementation of Vehicle Standards Bulletin 6 (VSB6) Modification Codes H6 and H7 for 1 September 2017.

VSG16 - 50mm ball couplings (PDF, 489KB)

Please note the following supporting document:

Advice about the installation and use of 50mm ball couplings on heavy vehicles with a gross vehicle mass (GVM) of more than 5000kg.
VSG17 - Implementation of revised tip truck hoisting system requirements (PDF, 166KB) Revised March 2018 - Advice about the implementation of the revised tip truck hoisting system requirements detailed in Vehicle Standards Bulletin 6 (VSB6).
VSG18 - Low friction plates on fifth wheels and skid plates (PDF, 360KB) Advice about the installation of low friction plates to the fifth wheel or skid plate of heavy vehicles.
VSG19 - Vehicle warning signs (PDF, 428KB) Advice about the requirements and specifications for vehicle warning signs.

VSG21 - National roller brake testing procedure (PDF, 168KB)

Please note the following supporting documents:

Provides inspectors who operate at third party approved inspection stations (AIS) with information about the new National roller brake testing procedure (RBT procedure).
VSG22 - Requirements for tag trailers (PDF, 269KB) Advice to heavy vehicle owners and operators about what a tag trailer is and the applicable requirements under the Heavy Vehicle National Law.
VSG23 - 26 metre B-double Car Carriers (PDF, 176KB) Advice about changes made to the requirements for a combination that is a B-double and is fitted with two decks for carrying vehicles.
VSG24 - Emergency services speed limiting exemption notice (PDF, 196KB) Advice to emergency service entities on the requirement for heavy emergency vehicles to comply with maximum road speed limiting requirements.
VSG25 - Connecting Advanced Braking Systems in combination (PDF, 184KB) Advice to heavy vehicle owners and operators about when a trailer equipped with an advanced braking system must have the antilock braking system (ABS)/electronic braking system (EBS) electrical plug connected.