A new national notice is set to fast-track higher heavy vehicle mass and length limits, with implications for freight productivity and council road management.
The National Heavy Vehicle Regulator (NHVR) has released an update outlining regulatory changes aimed at supporting supply chains, with earlier-than-expected implementation now anticipated.
The changes are linked to the Heavy Vehicle (Mass, Dimension and Loading) National Amendment Regulation 2025, which had been expected to commence from July 2026 subject to ministerial approval, but are now set to be introduced in May.
Key elements of the changes include higher General Mass Limits, aligning with current concessional limits, a length increase to 20 metres for certain general access combinations, amended towing requirements, and expanded Euro VI concessions.
The NHVR confirmed the notice does not include any changes to current restrictions on vehicle height.
Importantly for councils, the update does not automatically expand access for heavy vehicles. Road manager authority remains unchanged, with existing decisions on local road access, conditions and infrastructure protection continuing to apply.
Where notices are materially affected, the NHVR will engage road managers through the standard consent process.
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