Preamble

Section 310 Section 310.400  Preamble a)         Subpart D contains rules for the issuance of pretreatment permits by the Agency when the Agency is acting as the Control Authority.  Subpart D does not apply if the POTW is the Control Authority. b)         Industrial users with pretreatment permits are not required to have operating permits under Subpart B of 35 Ill. Adm. Code 309.  However, sources may be required to have construction permits under Subpart B of 35 Ill. Adm. Code 309.