§ 310.060. Emergency Vehicles — Use of Lights and Sirens — Right-Of-Way — Stationary Vehicles, Procedure — Penalty.

A. 

Upon the immediate approach of an emergency vehicle giving audible signal by siren or while having at least one (1) lighted lamp exhibiting red light visible under normal atmospheric conditions from a distance of five hundred (500) feet to the front of such vehicle or a flashing blue light authorized by Section 310.070 of this Chapter, the driver of every other vehicle shall yield the right-of-way and shall immediately drive to a position parallel to, and as far as possible to the right of, the traveled portion of the highway and thereupon stop and remain in such position until such emergency vehicle has passed, except when otherwise directed by a Police or Traffic Officer.

B. 

Upon approaching a stationary emergency vehicle displaying lighted red or red and blue lights, the driver of every motor vehicle shall:

1. 

Proceed with caution and yield the right-of-way, if possible with due regard to safety and traffic conditions, by making a lane change into a lane not adjacent to that of the stationary vehicle, if on a roadway having at least four (4) lanes with not less than two (2) lanes proceeding in the same direction as the approaching vehicle; or

2. 

Proceed with due caution and reduce the speed of the vehicle, maintaining a safe speed for road conditions, if changing lanes would be unsafe or impossible.

C. 

Responsibilities Of Driver Of Emergency Vehicle.

1. 

The driver of any "emergency vehicle" defined in Section 300.010 of this Code shall not sound the siren thereon or have the front red lights or blue lights on except when such vehicle is responding to an emergency call or when in pursuit of an actual or suspected law violator, or when responding to, but not upon returning from, a fire.

2. 

The driver of an emergency vehicle may:

a. 

Park or stand irrespective of the provisions of Sections 304.014 to 304.025, RSMo., and the provisions of this Code;

b. 

Proceed past a red or stop signal or stop sign, but only after slowing down as may be necessary for safe operation;

c. 

Exceed the prima facie speed limit so long as the driver does not endanger life or property;

d. 

Disregard regulations governing direction of movement or turning in specified directions.

3. 

The exemptions granted to an emergency vehicle pursuant to Subsection (C)(2) of this Section shall apply only when the driver of any such vehicle while in motion sounds audible signal by bell, siren or exhaust whistle as may be reasonably necessary, and when the vehicle is equipped with at least one (1) lighted lamp displaying a red light or blue light visible under normal atmospheric conditions from a distance of five hundred (500) feet to the front of such vehicle.

D. 

No person shall purchase an emergency light as described in this Section without furnishing the seller of such light an affidavit stating that the light will be used exclusively for emergency vehicle purposes.