CFR›Title 6›Chapter I›Part 27›Appendix Appendix A to Part 27 CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Appendix A to Part 27—DHS Chemicals of Interest[72 FR 65420, Nov. 20, 2007] Previous A Subpart A—General Next B Subpart B—Chemical Facility Security Program