Section 451.90  Official Testing Station Requirements

a)         The OTS shall be a permanent building constructed so that the lane is protected from exposure to the weather. OTSs shall have a permanent roof, contiguous permanent walls and permanent doors meeting the height and width requirements of this Part.  The floor of all OTS shall be a level concrete surface.

b)         The building shall be located on the OTSs property so that a vehicle waiting to enter the building shall not obstruct passing vehicles in any alley, street or highway.

c)         The vehicular entrance and exit to the OTSs building shall neither be obstructed nor can a driveway be constructed to interfere with the free movement of a vehicle either entering or exiting the OTS.

(Source:  Amended at 49 Ill. Reg. 15244, effective November 13, 2025)