HEAVY VEHICLE NATIONAL LAW
New South Wales Higher Mass Limits Declaration 2025 (No.1)
The purpose of this HML declaration is to authorise the use of certain categories of heavy vehicles under higher mass limits on stated areas and routes and to state the intelligent access conditions under which these heavy vehicles may be used.
This HML declaration is made under section 12 of the Heavy Vehicle (Mass Dimension and Loading) National Regulation (MDL Regulation).
This HML declaration may be cited as the New South Wales Higher Mass Limits Declaration 2025 (No.1).
This HML declaration commences on 2 April 2025.
This HML declaration expires on 1 April 2030.
Short combination means a three axle prime mover fitted with one steer axle and an eight tyred tandem drive axle group, towing a three axle semitrailer fitted with one twelve tyred triaxle group, that is not longer than 19m.
The driver or operator of a category of vehicle mentioned in Column 1 of Table 1 must comply with all conditions, as amended from time to time, listed in Column 2 opposite the entry for that vehicle category.
Table 1 - Conditions for particular categories of vehicles
Column 1 | Column 2 |
Vehicle category | Conditions |
B-double | Any conditions for B-doubles up to 26 metres long as applied by the New South Wales Schedule of the National Class 2 B-Double Authorisation Notice. |
Type 1 road train | Any conditions for Type 1 road trains up to 36.5 metres long as applied by the New South Wales Schedule of the National Class 2 Road Train Authorisation Notice.
|
B-triple not longer than 36.5m | Any conditions for B-triples up to 36.5 metres long as applied by New South Wales Schedule of the National Class 2 Road Train Authorisation Notice.
|
Modular B-triple | Any conditions for Modular B-triples up to 35.0 metres long as applied by the New South Wales Schedule of the National Class 2 Road Train Authorisation Notice.
|
AB-triple not longer than 36.5m | Any conditions for AB-triples up to 36.5 metres long as applied by the New South Wales Schedule of the National Class 2 Road Train Authorisation Notice.
|
Table 2-Routes and areas for eligible HML vehicles
Column 1 | Column 2 |
Vehicle category | Routes or areas authorised for HML |
Short combination not more than 4.3m high
| Map and/or list of approved routes and areas as specified under the heading "Restricted Access Vehicle (RAV) maps" that are approved for HML Short combinations. |
Short combination not more than 4.6m high
| Map and/or list of approved routes and areas as specified under the heading "Restricted Access Vehicle (RAV) maps" that are approved for HML Short combinations and are also approved for 4.6m high vehicles in the New South Wales Schedules of the -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
B-double not more than 4.3m high
| Map and/or list of approved routes and areas as specified under the heading "Restricted Access Vehicle (RAV) maps" that are approved for 25/26m B-double combinations.
|
B-double not more than 4.6m high | Map and/or list of approved routes and areas as specified under the heading "Restricted Access Vehicle (RAV) maps" that are approved for 25/26m B-double combinations and are also approved for 4.6m high vehicles in -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
Type 1 road train not more than 4.3m high
| Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks. |
Type 1 road train not more than 4.6m high
| Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks are also approved for 4.6m high vehicles in -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
B-triple not longer than 36.5m and not more than 4.3m high
| Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks.
|
B-triple not longer than 36.5m and not more than 4.6m high
| Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks that are also approved for 4.6m high vehicles in -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
Modular B-triple not more than 4.3m high | Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks.
|
Modular B-triple not more than 4.6m high | Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks. that are also approved for 4.6m high vehicles in -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
AB-triple not longer than 36.5m and not more than 4.3m high | Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks. |
AB-triple not longer than 36.5m and not more than 4.6m high
| Map and/or list of approved routes and areas as specified under the heading "Road Train maps" for HML Networks. that are also approved for 4.6m high vehicles in -
(A) New South Wales and Queensland Class 3 Heavy Vehicle 4.6m High Loaded Semitrailer Dimension Exemption Notice; or
(B) National Class 2 Heavy Vehicle 4.6m High Livestock Carrier Authorisation Notice; or
(C) National Class 3 Heavy Vehicle 4.6m High by Construction Semitrailer Dimension Exemption Notice.
|
Intelligent Access Program (IAP); or
Telematics Monitoring Application (TMA).
Jose Arredondo
Manager Network Access Policy
National Heavy Vehicle Regulator