South Australian drivers are now required to slow down to 25km/h when passing any stationary vehicle with flashing amber lights. The new rule, effective this week, significantly expands previous laws that applied only to emergency services.

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What the Change Means

The rule now covers roadside service vehicles such as RAA patrols, tow trucks, and other recovery operators. Authorities say the move introduces a "new era" for driver awareness and worker safety. Amber lights must be actively flashing for the rule to apply, typically from beacon or light-bar style fixtures.

Steep Fines for Speeding Past

Penalties are strict:

  • $202 and 2 demerit points for drivers exceeding the limit by under 10km/h
  • Up to $1,684 and 7 demerit points for drivers speeding more than 30km/h past the limit

The rule is enforced across all lanes on multi-lane roads but doesn’t apply to drivers on the opposite side of a divided road.

Backed by Safety Stats

Between 2019 and early 2025, 23 serious incidents or near misses occurred during roadside callouts in SA. Some involved damaged patrol vehicles or struck cones—dangerous situations that could have easily ended in tragedy. RAA responds to roughly 950 callouts each day.

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Bringing SA in Line With Other States

With this update, South Australia joins New South Wales, Queensland, Tasmania and Western Australia in mandating reduced speeds near service vehicles. Vehicles like garbage trucks or council vehicles that also use amber lights are not affected by this rule unless temporary reduced speed signage is posted.

A Cultural Shift in Road Safety

Authorities view this rule not just as a legal measure, but a necessary cultural shift. Slowing down for roadside workers is a simple act that can prevent injury or save a life. The law reinforces that responsibility for safety doesn’t stop with emergency responders—it extends to every road user.


Disclaimer: This article is based on available information as of May 2025 and is provided for general awareness. Always check with local transport authorities for the most up-to-date rules and penalties.


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