US lawIllinoisRegulationsTitle 92 — TRANSPORTATIONCHAPTER I: DEPARTMENT OF TRANSPORTATIONSUBCHAPTER e: TRAFFIC SAFETY (EXCEPT HAZARDOUS MATERIALS)Part 449 — ALTERNATE FUEL SYSTEMS FOR SCHOOL BUSES449.5092 Ill. Adm. Code 449.50Carburetion EquipmentYear: 2026Length: 15 wordsOfficial source Section 449 Section 449.50 Carburetion Equipment A fuel filter is required on alternate fuel systems.Previous92 Ill. Adm. Code 449.40Next92 Ill. Adm. Code 449.60