Authorised Vehicles Only
Other signs on motorways

Authorised Vehicles Only

Observation platforms are sometimes provided at the back of the hard shoulder. These are reserved for authorised vehicles, such as National Highways traffic officers, maintenance vehicles or the police.
Direction sign

Test your road sign knowledge

Think you know your traffic signs? Take our interactive quiz to prepare for your theory test.

Related Signs

BarracksBarracksSign Indicating Height LimitSign Indicating Height LimitSign Indicating Width LimitSign Indicating Width LimitBy PassedBy Passed

Explore Resolvo Tools

MOT Checker

Check the MOT status and history of any vehicle.

Appeal Parking Ticket

Join over 5000+ drivers using our AI to successfully appeal unfair parking tickets.

ULEZ Checker

Check if your vehicle is compliant with the Ultra Low Emission Zone.

Emission Checker

Check CO2 emissions and Euro status for any vehicle.

Petrol Price Map

Find the cheapest petrol and diesel prices near you.

EV Charge Map

Locate EV charging stations and check availability.