35 Ill. Adm. Code 104.304
Initiating a Request
Section 104.304Â Initiating a Request
Any person seeking a provisional variance pursuant to
Section
35(b) of the Act and 35 Ill. Adm. Code 180
shall make a request to the
Agency. The Agency shall promptly investigate and consider the merits of the request.
 If the Agency fails to take final action within 30 days after receipt of the
request
for a provisional variance, or if the Agency denies the request
,
the person may initiate
a
variance proceeding with the Board under
Subpart B. [415 ILCS 5/37(b)]