Question Topic: Band 2 traffic signs and signals (2021)
Explanation: This sign prohibits all motor vehicles. Only pedal cycles may pass it. However, a black-and-white plate underneath the sign may give exemptions; for example, 'except buses' or 'except for access'.
Category: Band 2 traffic signs and signals (2021)
References: Highway Code: Page 106, Know Your Traffic Signs: Page 17