Zielaan
Driving Theory 2026
Traffic sign D1: Roundabout
D1 · D signs

Sign D1: roundabout, compulsory direction

You are entering a roundabout and must follow the direction of the arrows. The sign is blue and round, with three white arrows in a circle.

Official text (RVV 1990, translated) “Roundabout; compulsory direction”

What you need to know

  • The sign says nothing about priority. That is regulated by other signs, or otherwise by the general priority rules. annex 1, D1; art. 15
  • Just before and on a roundabout, drivers of motor vehicles and moped riders on the carriageway may also drive other than on the right side. art. 47
  • Just before and on a roundabout you may overtake on the right. art. 48

Exam tip

Obligation or warning? Look at the shape and colour.

Traffic sign D1: Roundabout
D1Blue and round: obligation, follow the direction annex 1, D1
Traffic sign J9: Roundabout ahead
J9Triangle with a red border: warning for a roundabout annex 1, J9

Don't confuse it with