Hazard warning lights should be used when vehicles are

Explanation: Don't use hazard lights as an excuse for illegal parking. If you do use them, don't forget to switch them off when you move away. There must be a warning light on the control panel to show when the hazard lights are in operation.

Category: Hazard Awareness

References: The Official DVSA Guide to Driving: Section 3, Highway Code: Rule 116, Highway Code: Rule 274