Section 501.333  New Source

Any building, structure, facility, or installation from which there is or may be a discharge of pollutants, the construction of which started after either of the following dates:

a)         after the promulgation of standards of performance under Section 306 of the Clean Water Act that apply to the source; or

b)         after the proposal of standards of performance in compliance with Section 306 of the Clean Water Act that apply to the source, but only if the standards are promulgated in compliance with Section 306 within 120 days after their proposal.

(Source:  Amended at 48 Ill. Reg. 3170, effective February 15, 2024)