Pub. L. 112-141, div. C, tit. I, subtit. B, sec. 31201
DEFINITION OF MOTOR VEHICLE EQUIPMENT.
SEC. 31201. DEFINITION OF MOTOR VEHICLE EQUIPMENT. Section 30102(a)(7)(C) of title 49, United States Code, is amended to read as follows:“(C) any device or an article or apparel, including a motorcycle helmet and excluding medicine or eyeglasses prescribed by a licensed practitioner, that—“(i) is not a system, part, or component of a motor vehicle; and“(ii) is manufactured, sold, delivered, or offered to be sold for use on public streets, roads, and highways with the apparent purpose of safeguarding users of motor vehicles against risk of accident, injury, or death.”.