- Board Adopts Amendments to the Enhanced Vehicle Emission Inspection and
Maintenance (I/M) Regulations
On January 5, 2012, the Board adopted amendments that sunset the steady-state idle and
evaporative system integrity test standards used in the Illinois enhanced vehicle inspection and
maintenance program for the Chicago and Metro-East St.
- Adm.
- Code Part 240 (R12-12).
- These amendments implement P.A.
- 97-0106 which repeals the steady-state idle and evaporative
system integrity emissions tests, exempts pre-2007 heavy-duty vehicles with gross vehicle
weight rating (GVWR) between 8,501 and 14,000 pounds and any heavy-duty vehicles with a
GVWR greater than 14,000 pounds, and adds a ne...