US lawIllinoisRegulationsTitle 92 — TRANSPORTATIONCHAPTER I: DEPARTMENT OF TRANSPORTATIONSUBCHAPTER e: TRAFFIC SAFETY (EXCEPT HAZARDOUS MATERIALS)Part 440 — MINIMUM SAFETY STANDARDS FOR CONSTRUCTION OF TYPE I SCHOOL BUSES440.ILLUSTRATION A92 Ill. Adm. Code 440.ILLUSTRATION AA Hexagon Shaped Stop Signal Arm (Repealed)Last amended: 1998Year: 2026Length: 11 wordsOfficial source Section 440 Section 440.ILLUSTRATION A Hexagon Shaped Stop Signal Arm (Repealed)Previous92 Ill. Adm. Code 440.APPENDIX CNext92 Ill. Adm. Code 440.ILLUSTRATION B