735 ILCS 5/12-502
Upon filing in the office of the recorder in any county of this State of a transcript, certified copy or memorandum of a judgment entered in this State by a court of the United States, such judgment shall be a lien upon the real estate of the person against whom the same is entered, in the county where filed, in like manner as judgments of courts of this State. The term "memorandum" as used in this Section means a memorandum or copy of the judgment signed by a judge of the court entering it and showing the court in which entered, date, amount, case number of the case in which entered, name of the party in whose favor and name of the party against whom entered. However, no such judgment shall be a lien on any real estate, registered under the provisions of "An Act concerning land titles", approved May 1, 1897, as amended, until the provisions of Section 85 of that Act have been complied with.
735 ILCS 5/12-502