US lawIllinoisRegulationsTitle 92 — TRANSPORTATIONCHAPTER I: DEPARTMENT OF TRANSPORTATIONSUBCHAPTER e: TRAFFIC SAFETY (EXCEPT HAZARDOUS MATERIALS)Part 442 — MINIMUM SAFETY STANDARDS FOR CONSTRUCTION OF TYPE II SCHOOL BUSES442.APPENDIX A92 Ill. Adm. Code 442.APPENDIX AA Hexagon Shaped Stop Signal Arm (Repealed)Last amended: 2002Year: 2026Length: 11 wordsOfficial source Section 442 Section 442.APPENDIX A Hexagon Shaped Stop Signal Arm (Repealed)Next92 Ill. Adm. Code 442.APPENDIX B