The Illinois Department of Revenue (IDOR) sends letters and notices to request additional information and support for information you report on your tax return. An acknowledgment is one of the most common types of notarial acts, but it often confuses Notaries.Here are 5 steps to performing an acknowledgment. This page includes all DCFS forms available online. Forms are available for view in either or both of the following formats. Acknowledgment (in a representative capacity):. Depending on how formal my message needs to be, I would send one of the responses below. Billing statements do not apply to noncredit students. Noncredit credit students are required to make payment before completing enrollment. How do I fill out my Small Claims Complaint?