Any motor vehicle may be equipped with not to exceed three auxiliary driving lamps mounted on the front at a height not less than twelve inches nor more than forty-two inches above the level surface upon which the vehicle stands, and every such auxiliary driving lamp or lamps shall meet the requirements and limitations set forth in this chapter.
Iowa Code § 321.403
Referred to in §321.1, 456A.12, 805.8A(3)(s)
For applicable scheduled fine, see §805.8A, subsection 3