Yellow flashing lights

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A motor vehicle driver engaged in certain activities is permitted to use yellow flashing lights. If their work could endanger other traffic, they must use yellow flashing lights. This applies to the following activities:

  • Work on, or above, the road
  • Spreading grit for road gritting or snow removal
  • Towing
  • Vehicle repairs (roadside assistance)
  • Transporting long or wide loads
  • Driving an agricultural vehicle or crane truck on public roads.