The Illinois Change of Mailing address for Debtor(s) is a form used to provide the court with the new mailing address of the debtor. This is a necessary step for the court to update its records and communicate with the debtor regarding the case. The form must be completed by the debtor and submitted to the court. There are two types of Illinois Change of Mailing address for Debtor(s): 1. Change of Address During Pending Case: This type of form is used to update the court with the debtor’s new mailing address while the case is pending. 2. Change of Address After the Case is Closed: This type of form is used to update the court with the debtor’s new mailing address after the case has been closed.