Section 309.203  Operating Permits; New or Modified Sources

a)         A person must not cause or allow the use or operation of any treatment works, sewer, pretreatment works, or wastewater source for which a construction permit is required under Section 309.202 without an operating permit issued by the Agency, except as may be authorized by the construction permit.

b)         No operating permit is required under this Section for any discharge:

1)         for which an NPDES permit is required;

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

3)         for which a pretreatment permit has been issued by USEPA under federal law; or

4)         for which an authorization to discharge has been issued by a 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)