Section 310.922  Approval Procedures for Substantial Modifications

a)         The POTW must submit to the Agency a statement of the basis for the desired program modification, a modified program description (see Section 310.522), or such other documents the Agency determines to be necessary under the circumstances.

b)         The Agency must approve or disapprove the modification based on the requirements of Section 310.510 and using the procedures in Sections 310.542 through 310.546, except as provided in subsections (c) and (d). The modification must become effective upon approval by the Agency.

c)         The Agency need not publish a notice of the decision under Section 310.545 if each of the following conditions is fulfilled:

1)         The notice of request for approval under Section 310.542(a) states that the request will be approved if no comments are received by a date specified in the notice;

2)         No substantive comments are received; and

3)         The request is approved without change.

d)         Notices required by Sections 310.542 through 310.546 may be performed by the POTW if, the Agency finds that the POTW notice otherwise satisfies the requirements of Sections 310.542 through 310.546.

BOARD NOTE:  Derived from 40 CFR 403.18(c) (2003).

(Source:  Amended at 47 Ill. Reg. 5083, effective March 23, 2023)