Sec. 8.
(g) If the U.S. EPA has granted a waiver in accordance with Section 182(f) of the Clean Air Act* for any county or counties subject to this rule, the department may determine that during the period when the NOx waiver is in effect, failure of the NOx portion of the I/M test is not grounds for denial of a certificate of compliance for vehicles within that county or counties. Upon making such a determination, the department shall notify the contractor in writing indicating the effective dates of the determination. *These documents are incorporated by reference. Copies are available for review and copying at the Indiana Department of Environmental Management, Office of Air Quality, Indiana Government Center-North, Tenth Floor, 100 North Senate Avenue, Indianapolis, Indiana 46204.