Ill. Admin. Code tit. 50, § 652.40
An insurer required to file a statement pursuant to Section 131.13 of the Code shall also file a summary of changes to the registration statement in the format and as specified in Form C, which is Illustration C of this Part. A Summary of Changes to the Registration Statement must be filed simultaneously with the annual registration statement filed pursuant to 50 Ill. Adm. Code 652.30(c).
(Source: Amended at 31 Ill. Reg. 4031, effective February 23, 2007)