There is a low emission zone in place in Norwich.
Local buses Euro 3(NOx)
Local bus services where the registered route of the service includes Castle Meadow, Norwich
NOx and PM retrofit are allowed
Through the Traffic Commissioner
Bus companies must comply with an increasing percentage of their fleet. By 1.4.2010 100% for operators based within the LEZ, 50% for operators based outside the LEZ
Local bus services with less than five departures per week from Castle Meadow are exempt
Traffic Regulation Condition, bus operator agreement