86 Ill. Adm. Code 750.800
Department Notification Requirement
Section 750
Section 750.800 Department
Notification Requirement
Taxpayers submitting payments by
electronic funds transfer, under either the mandatory or voluntary electronic funds
transfer programs, must notify the Department of any change of address, change
of bank, or other change which may affect the taxpayer's ability to remit
payment on or before the date the tax liability is due.