IC 9-19-12-1
Safety requirements
  
Sec. 1. A motor vehicle that is constructed or loaded so as to obstruct the driver’s view to the rear from the driver’s position must be equipped with a mirror located so as to reflect to the driver a view of the highway for a distance of at least two hundred (200) feet to the rear of the vehicle.
As added by P.L.2-1991, SEC.7.