UK bus lane, cycle and tram signs

Blue signs show lanes and routes for buses, cycles and trams, and when they operate. If your vehicle is not on the sign, keep out while the lane or route is in operation.

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Know your traffic signs says a blue circle can show a route for use only by particular classes of vehicle. Symbols are left out for vehicles that are not admitted, and a time plate shows when a route is reserved for part of the day only. Where a bus lane sign shows no times, the bus lane operates at all times.

You should not drive in a bus lane during its period of operation unless the signs allow your vehicle (rule 141), and you must not enter a road, lane or route reserved for trams (rule 300).

UK bus, cycle and tram signs

Test yourself

Bus lanes

Question 1 of 1

  1. Your lane is queuing beside an empty bus lane. Its operating period is in force, and the signs give your car no permission to use it. You want to continue along the road. What should you do?

    • Stay out of the bus lane Right
    • Use the bus lane until a bus appears
    • Use the bus lane while traffic is queuing
    • Enter the bus lane if you keep moving

    The right answer is A: Stay out of the bus lane

    WhyUnless indicated otherwise, you should stay out of a bus lane during its operating period.

    Source: The Highway Code, rule 141

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62 free questions on this website and 372 in the app, checked against The Highway Code, with the reason for every answer. About the app

Every sign page has its own quick question. For more practice, take the road signs quiz or the Highway Code quizzes.

More signs and markings

Sources

Checked on 3 November 2026 against the GOV.UK pages below.

  1. Know your traffic signs: bus and cycle signs and road markings, GOV.UK
  2. Know your traffic signs: tram signs, signals and road markings, GOV.UK
  3. The Highway Code, rule 140, GOV.UK
  4. The Highway Code, rule 141, GOV.UK
  5. The Highway Code, rule 300, GOV.UK
  6. Traffic sign images, Department for Transport, GOV.UK

Contains public sector information licensed under the Open Government Licence v3.0. Traffic sign images are Crown copyright, from the Department for Transport. Sources and image credits.