Prohibition signs
Stopping Prohibited (R51)

Do not stop unless to obey a traffic light or a traffic officer or to avoid a collision.
Where
On any public road. The sign may be supplemented by a red “no stopping line”.
Purpose
To ensure traffic flow and prevent that the drivers’ views are not impaired by stationary vehicles.
Action
Do not stop unless to obey a traffic light or a traffic officer or to avoid a collision.
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Other prohibition signs
- No U-turn, night-time (CS2)
- Speed Limit (R38)
- Mass Limit (R39)
- Axle mass limit (R40)
- Height Limit (R41)
- Length Limit (R42)
- Excessive Noise Prohibited (R43)
- Hitch-hiking prohibited (R207) (R44)