OVERTAKING A SCHOOL BUS WITH RED LIGHTS ACTIVATED  MEETING A SCHOOL BUS  BOTH VEHICLES MUST STOP  Drivers approaching a school bus on which the  yellow/amber warning signal lights are flashing shall  reduce the speed of their vehicles and shall bring  the vehicle to a complete stop when school bus  stops, red lights flash, and stop sign is extended.  The vehicles shall remain stopped until stop sign is  retracted and the red lights are discontinued after  which they may proceed with due caution.  Driver upon a highway with separated roadways  providing two or more lanes in each direction need  not stop when approaching a school bus which is  headed in the opposite direction even though the bus is stopped and the stop arm is  extended and the red flashing lights are activated.  Drivers approaching a school bus from the rear may  not pass the school bus when red signal lights are  flashing and shall bring their vehicles to a com- plete  stop before reaching the school bus when it is  stopped. The vehicles shall remain stopped until the  stop sign is retracted, the flashing red lights are  discontinued and the school bus resumes motion,  or until signaled by the driver to proceed. 