Section 309.201  Preamble

a)         This Subpart B establishes basic rules for issuing permits to construct, modify, and operate treatment works, pretreatment works, sewers, wastewater sources, and other discharges that are not required to have NPDES Permits.

b)         The following discharges are exempt from the operating permit requirement of this Subpart. However, they may be subject to the construction permit requirement:

1)         discharges for which a pretreatment permit has been issued by the Agency under 35 Ill. Adm. Code 310;

2)         discharges for which a pretreatment permit has been issued by USEPA under the federal Clean Water Act; or

3)         discharges for which an authorization has been issued by a publicly owned treatment works (POTW) with a pretreatment program approved by the Agency under 35 Ill. Adm. Code 310 or approved by USEPA under federal law.

(Source:  Amended at 47 Ill. Reg. 5017, effective March 23, 2023)