61 (5) If the traffic lights or traffic arrows (as the case may be)
change to yellow or red while the driver is stopped and the
driver has entered the intersection, the driver must leave the
intersection as soon as the driver can do so safely.
This definition of “entered” provided by the Australian Road Rules is as follows;
“enter an intersection or crossing, for the driver of a vehicle or a train,means enter the intersection or crossing with any part of the vehicle or train.”