35 Ill. Adm. Code 276.701
General Requirements
Section 276
Section 276.701 General
Requirements
a) Any owner or lessee of a fleet of 15 or more vehicles subject
to inspection may apply to the Agency for a permit to establish and operate one
or more private official inspection stations for the limited purpose of
self-testing their fleet of vehicles.
b) Vehicle inspections shall be conducted in accordance with
Subpart B of this Part, as applicable.
c) If the Agency substantially amends emissions test standards,
procedures, or other requirements, it may require emissions inspectors to be
re-certified and fleet self-testers to be re-permitted.