The Fifth Edition of UL 1090 was issued to: 1) revise Paragraph 1.3 to update the specific sections of ANSI B71.3, Safety Specifications for Snow Throwers, that are required for compliance with UL 1090; 2) revise Paragraph 20.4 to prohibit the use of sheet-metal screws as a means of securing grounding or bonding conductors to an enclosure; 3) revise Paragraph 33.10 to delete reference to the use of asbestos materials; 4) revise the component standards list in Appendix A to replace UL 506 with UL 5085-1, UL 5085-2, and UL 5085-3, to replace UL 198F with UL 248-11, and to replace UL 198G with UL 248-14; 5) editorial revisions including addition of statement to address undated references and removal of dates associated with references in the standard and renumbering.