(1)  The driver of a public bus approaching or at a white B light at or near traffic lights showing a red traffic light may proceed straight ahead, or turn, despite the red traffic light.

Note Red traffic light , straight ahead , traffic lights and white B light are defined in the dictionary.

(2)  The driver of a public bus approaching or at a white traffic arrow at or near traffic lights showing a red traffic light may turn in the direction indicated by the arrow, despite the red traffic light.

Note White traffic arrow is defined in the dictionary.

White B light