What must not obstruct the driver's view according to FSS 316.2004?

According to FSS 316.2004, restrictions are placed on what can obstruct a driver's view to promote safety on the road. The law specifically addresses nontransparent materials that can hinder visibility, which includes signs, posters, and other similar items. This regulation is vital as a clear line of sight is essential for any driver to observe their surroundings, react to hazards, and ensure the safety of themselves and others on the road.

While small mirrors, tinted windows, and insurance stickers can potentially influence visibility, they do not inherently create the same level of obstruction as nontransparent materials. For instance, mirrors can actually enhance visibility by allowing a driver to see areas that might otherwise be hidden, while tinted windows can be legal within certain limits and do not completely obscure vision. Insurance stickers, when applied appropriately, do not prevent the driver from having a clear view of the road. Consequently, the legislation emphasizes the importance of maintaining an unobstructed view, making signs and other nontransparent materials the primary concern in this context.