Indiana Code
Chapter 6. Lights, Reflectors, and Turn Signals
9-19-6-19. Flashing Warning Lights

Sec. 19. (a) A vehicle may be equipped with lamps that may be used for the purpose of warning the operators of other vehicles of the presence of a vehicular traffic hazard requiring the exercise of unusual care in approaching, overtaking, or passing. The vehicles, when so equipped, may display the warning in addition to any other warning signals required by this article.
(b) A lamp used to display a warning to the front must be mounted at the same level and as widely spaced laterally as practicable, and must display simultaneously flashing white or amber lights or any shade of color between white and amber.
(c) A lamp used to display a warning to the rear must be mounted at the same level and as widely spaced laterally as practicable, and must show simultaneously flashing amber or red lights or any shade of color between red and amber.
(d) A warning light must be visible from a distance of not less than five hundred (500) feet under normal atmospheric conditions at night.
(e) A motor vehicle used to transport operating crew members may display a lamp placed on the top of the motor vehicle with simultaneously flashing yellow or amber lights that must be visible as set forth in subsection (d).
[Pre-1991 Recodification Citation: 9-8-6-22(d).]
As added by P.L.2-1991, SEC.7. Amended by P.L.183-2005, SEC.4.

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