Know the rules before the next road takes you across a border.

AUS Current

Load restraint

Load Restraint Guide 2025

Official best-practice load restraint guidance covering loading performance standards, systems and worked examples for road vehicles.

Utes & light trucks Heavy Vehicle Trailers 4wd

Issued by

National Heavy Vehicle Regulator

Version

2025 edition

Source check

28 Jul 2026

View official rules

AUS Current

Trailer construction

Vehicle Standards Bulletin 1 — Trailers with an ATM of 4.5 tonnes or less

Official national guidance helping low-ATM trailer manufacturers understand applicable Australian Design Rule requirements under the Road Vehicle Standards legislation.

Trailers

Issued by

Australian Government Department of Infrastructure, Transport, Regional Development, Communications and the Arts

Version

Revision 6 — July 2025

Effective

29 Jul 2025

Source check

28 Jul 2026

View official rules

AUS Current

Codes of practice

Vehicle Standards Bulletin 14 — National Code of Practice for Light Vehicle Construction and Modification

National technical code for construction and modification of light vehicles up to 4.5 tonnes. State and territory approval and registration processes still apply.

Cars Utes & light trucks Motorcycle Trailers Individually Constructed 4wd

Issued by

Australian Government Department of Infrastructure, Transport, Regional Development, Communications and the Arts

Version

Live document collection

Source check

28 Jul 2026

View official rules

ACT Current

Inspection manuals

ACT Light Vehicle Inspection Manual

Official ACT roadworthiness inspection requirements for light vehicles.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Access Canberra

Source check

28 Jul 2026

Download official PDF Authority page

ACT Current

Ordinary vehicle modification rules

ACT modified vehicles and street rod inspection requirements

ACT inspection and approval pathway for modified vehicles and street rods, including inspections at the Hume examination station.

Cars Utes & light trucks Motorcycle 4wd

Issued by

Access Canberra

Source check

28 Jul 2026

Download official PDF Authority page

NSW Current

Roadworthy requirements

NSW light vehicle safety inspections and pink slips

Official NSW inspection requirements and validity information for registration renewal.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Transport for NSW

Source check

28 Jul 2026

View official rules

NSW Current

Towing rules

NSW towing a trailer or caravan

Official NSW rules and guidance for towing capacity, braking, couplings, safety chains, loads, dimensions and licence restrictions.

Cars Utes & light trucks Trailers 4wd

Issued by

Transport for NSW

Source check

28 Jul 2026

View official rules

NSW Current

Registration

NSW trailer and caravan registration

Official registration pathway and evidence requirements for trailers and caravans used on NSW roads.

Trailers

Issued by

Transport for NSW

Source check

28 Jul 2026

View official rules

NSW Current

Ordinary vehicle modification rules

NSW VSI 06 — Light vehicle modifications

Transport for NSW guidance distinguishing owner-certified and licensed-certifier modifications for light vehicles.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Transport for NSW

Version

VSI 06

Source check

28 Jul 2026

Download official PDF Authority page

VIC Current

Towing rules

Victoria caravan towing rules and safety

Official Victorian towing safety and road-rule guidance for caravans and trailer combinations.

Cars Utes & light trucks Trailers 4wd

Issued by

Transport Victoria

Source check

28 Jul 2026

View official rules

VIC Current

Inspection manuals

Victoria VSI 26 — Roadworthiness requirements

Official Victorian guideline for vehicle roadworthiness inspections and certificates.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Transport Victoria

Version

VSI 26

Source check

28 Jul 2026

View official rules

VIC Current

Ordinary vehicle modification rules

Victoria VSI 8 — Guide to modification for motor vehicles

Official Victorian guideline for modifications to vehicles with a GVM of 4.5 tonnes or less.

Cars Utes & light trucks Trailers 4wd

Issued by

Transport Victoria

Version

October 2021

Effective

1 Oct 2021

Source check

28 Jul 2026

View official rules

QLD Current

Inspection manuals

Queensland Light Vehicle Inspection Manual

Official inspection requirements for light vehicles used by approved inspection stations.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Queensland Department of Transport and Main Roads

Source check

28 Jul 2026

Download official PDF Authority page

QLD Current

Ordinary vehicle modification rules

Queensland Road Vehicle Modification Handbook

Queensland approved modification and certification codes for in-service light and heavy vehicles.

Cars Utes & light trucks Heavy Vehicle Motorcycle Trailers 4wd

Issued by

Queensland Department of Transport and Main Roads

Version

September 2024

Effective

1 Sep 2024

Source check

28 Jul 2026

Download official PDF Authority page

QLD Current

Towing rules

Queensland towing vehicles and trailers

Official Queensland requirements for suitable tow vehicles, roadworthy trailers, couplings, loaded mass limits and safe operation.

Cars Utes & light trucks Trailers 4wd

Issued by

Queensland Department of Transport and Main Roads

Source check

28 Jul 2026

View official rules

SA Current

Ordinary vehicle modification rules

South Australia — Modification of light vehicles

Official guidance for approval and certification of light vehicle modifications in South Australia.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

South Australian Department for Infrastructure and Transport

Version

MR1457

Source check

28 Jul 2026

Download official PDF Authority page

SA Current

Registration

South Australia light trailers and caravans

Official South Australian registration, RAV and inspection information for light trailers and caravans.

Trailers

Issued by

South Australian Department for Infrastructure and Transport

Source check

28 Jul 2026

View official rules

SA Current

Towing rules

South Australia light vehicle towing and trailer regulations

Official South Australian limits and requirements for towing mass, brakes, couplings, loading and safe trailer operation.

Cars Utes & light trucks Trailers 4wd

Issued by

South Australian Department for Infrastructure and Transport

Version

MR25

Source check

28 Jul 2026

View official rules

SA Current

Roadworthy requirements

South Australia roadworthy inspections

Official South Australian guidance on when a vehicle requires a roadworthy inspection.

Cars Utes & light trucks Heavy Vehicle Motorcycle Trailers 4wd

Issued by

South Australian Department for Infrastructure and Transport

Source check

28 Jul 2026

View official rules

WA Current

Ordinary vehicle modification rules

Western Australia IB-134 — Light Vehicle Modification Standards

Western Australian modification categories, applicable standards and inspection requirements for light vehicles.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Western Australian Department of Transport and Major Infrastructure

Version

IB-134

Source check

28 Jul 2026

Download official PDF Authority page

WA Current

Towing rules

Western Australia Safe Towing Guide

Official Western Australian guide to trailer mass, brakes, couplings, safety chains, speed and roadworthy towing combinations.

Cars Utes & light trucks Trailers 4wd

Issued by

Western Australian Department of Transport and Major Infrastructure

Source check

28 Jul 2026

Download official PDF Authority page

WA Current

Roadworthy requirements

Western Australia vehicle inspections

Official Western Australian requirements for vehicle examinations and roadworthiness.

Cars Utes & light trucks Heavy Vehicle Motorcycle Trailers 4wd

Issued by

Western Australian Department of Transport and Major Infrastructure

Source check

28 Jul 2026

View official rules

TAS Current

Inspection manuals

Tasmania Light Vehicle Inspection Manual — Reasons for Rejection

Official Tasmanian light vehicle roadworthiness rejection criteria and inspection manual resources.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Tasmanian Department of State Growth — Transport Services

Version

Current manual collection

Source check

28 Jul 2026

View official rules

TAS Current

Ordinary vehicle modification rules

Tasmania Vehicle Modification Certification Manual

Official Tasmanian certification requirements for vehicle modifications.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Tasmanian Department of State Growth — Transport Services

Source check

28 Jul 2026

View official rules

NT Current

Ordinary vehicle modification rules

Northern Territory inspection manual — modified vehicles appendix

Official Northern Territory inspection requirements specifically for modified light vehicles.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Northern Territory Government

Version

Appendix C

Source check

28 Jul 2026

Download official PDF Authority page

NT Current

Inspection manuals

Northern Territory Light Vehicle Inspection Manual

Official Northern Territory inspection standards and reasons for rejection for light vehicles.

Cars Utes & light trucks Motorcycle Trailers 4wd

Issued by

Northern Territory Government

Source check

28 Jul 2026

View official rules

NT Current

Towing rules

Northern Territory road users handbook — towing

Official Northern Territory road rules for towing trailers and caravans, including registration, roadworthiness, chains, loads and following distance.

Cars Utes & light trucks Trailers 4wd

Issued by

Northern Territory Government

Version

General road rules section

Source check

28 Jul 2026

Download official PDF Authority page