Ill. Admin. Code tit. 35, § 104.242
Term of Variance
AUTHORITY: Subparts B and C: Implementing Sections 5, 35, 36, 37 and 38 of the Environmental Protection Act (Act) [415 ILCS 5/5, 35, 36, 37, and 38] and authorized by Sections 26 and 27 of the Act [415 ILCS 5/26 and 27]. Subpart D: Implementing Sections 5, 14.2(c), 22.4, 27, 28, 28.1, 28.5 and 39.5 of the Act [415 ILCS 5/5, 14.2(c), 22.4, 27, 28, 28.1, 28.5 and 39.5] and authorized by Sections 26 and 27 of the Act [415 ILCS 5/26 and 27]. Subpart E: Implementing and authorized by Sections 4, 5, and 38.5 of the Act [415 ILCS 5/5 and 38.5].POLLUTION CONTROL BOARD
Except as provided by Section 38(a) of the Act, any variance granted pursuant to the provisions of this part shall be for such period of time, not exceeding five years, as shall be specified by the Board at the time of the grant of such variance, and upon the condition that the person who receives such variance shall make such periodic progress reports as the Board shall specify. Such variance may be extended from year to year by affirmative action of the Board, but only if satisfactory progress is shown. [415 ILCS 5/36(b)]