To deal with a very technical land title question like this, you really need an experienced real estate lawyer.  I don't practice in Illinois, and the rules and procedure do vary somewhat from one state to another;  all the facts would have to be considered, to draw accurate papers to fit this situation.  One place to find qualified attorneys in your area is our website, http://attorneypages.comIn many states, a certified copy of the divorce decree, especially if it includes (either in itself, or in an attached agreement) a mention of the property in question, will satisfy the title company.