Section 41-6a-1614 - Head lamps on farm tractors - Motor vehicles sold prior to certain date(1) Head lamp systems which provide only a single distribution of light shall be permitted on: (b) other motor vehicles manufactured and sold prior to July 1, 1980.(2) Head lamp systems authorized under this section shall comply with rules made by the department under Section 41-6a-1601.Renumbered and Amended by Chapter 2, 2005 General Session .