35 Ill. Adm. Code 690.202
Permit Application Modifications
Section 690
Section 690.202 Permit
Application Modifications
Prior to a final Agency
decision on a permit application for which a fee has been paid under this
Part,
the applicant may propose modifications to the application in
accordance with
the
Act and regulations adopted
thereunder
without
any additional fee becoming due unless the proposed modifications cause the
length of water main to increase beyond the length specified in the permit
application before the modifications. If the modifications cause such an
increase and the increase results in additional fees being due under
Section 690.201,
the applicant shall submit the additional fee to the Agency
with the proposed modifications.
(Section 16.1(e) of the Act)