This unreported income can be based on improper claims of the principal residence exemption. (canadiantaxamnesty.ca)
If the company that denied your claim performed any of these actions, listed in 215 ILCS 5/154.6, you may have a claim against the company for improper claims practice. (chicagolawyer.com)
There are some actions under Illinois law that are considered improper claims practice. (chicagolawyer.com)