HCS/HazCom 2012 Final Rule & Appendices Hazard Communication/HazCom 2012 Final Rule [PDF] HCS/HazCom 2012 Regulatory Text | [PDF] Appendix A [PDF] Appendix B [PDF] Appendix C [PDF] Appendix D [PDF] Appendix E [PDF] Appendix F [PDF] Comparison of Existing (HazCom 1994) and Revised HCS (HazCom 2012) Side-by-side Redline Strikeout of the Regulatory Text